Home / 134,157.02-185,139.89-73,733.40

Finding the Fourth Proportional to 134,157.02, 185,139.89 and 73,733.40

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Solution

The fourth proportional to 134,157.02, 185,139.89 and 73,733.40 is: 101,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,157.02 : 185,139.89 = 73,733.40 : x
  2. Step 2: Convert to fraction form
    134,157.02/185,139.89 = 73,733.40/x
  3. Step 3: Cross multiply
    134,157.02x = 185,139.89 × 73,733.40
  4. Step 4: Simplify right side
    134,157.02x = 13,650,993,749.66
  5. Step 5: Solve for x
    x = 13,650,993,749.66/134,157.02
  6. Step 6: Final answer
    x = 101,753.86

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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.