Home / 134,529,704.96-185,650,991.76-72,650,038.04

Finding the Fourth Proportional to 134,529,704.96, 185,650,991.76 and 72,650,038.04

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Solution

The fourth proportional to 134,529,704.96, 185,650,991.76 and 72,650,038.04 is: 100,257,051.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,529,704.96 : 185,650,991.76 = 72,650,038.04 : x
  2. Step 2: Convert to fraction form
    134,529,704.96/185,650,991.76 = 72,650,038.04/x
  3. Step 3: Cross multiply
    134,529,704.96x = 185,650,991.76 × 72,650,038.04
  4. Step 4: Simplify right side
    134,529,704.96x = 13,487,551,613,527,728
  5. Step 5: Solve for x
    x = 13,487,551,613,527,728/134,529,704.96
  6. Step 6: Final answer
    x = 100,257,051.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.