Home / 102,255,105.42-141,115,527.63-60,474,985.47

Finding the Fourth Proportional to 102,255,105.42, 141,115,527.63 and 60,474,985.47

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Solution

The fourth proportional to 102,255,105.42, 141,115,527.63 and 60,474,985.47 is: 83,457,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,255,105.42 : 141,115,527.63 = 60,474,985.47 : x
  2. Step 2: Convert to fraction form
    102,255,105.42/141,115,527.63 = 60,474,985.47/x
  3. Step 3: Cross multiply
    102,255,105.42x = 141,115,527.63 × 60,474,985.47
  4. Step 4: Simplify right side
    102,255,105.42x = 8,533,959,483,015,633
  5. Step 5: Solve for x
    x = 8,533,959,483,015,633/102,255,105.42
  6. Step 6: Final answer
    x = 83,457,539.34

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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.