Home / 113,110.76-156,086.62-62,130.18

Finding the Fourth Proportional to 113,110.76, 156,086.62 and 62,130.18

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Solution

The fourth proportional to 113,110.76, 156,086.62 and 62,130.18 is: 85,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,110.76 : 156,086.62 = 62,130.18 : x
  2. Step 2: Convert to fraction form
    113,110.76/156,086.62 = 62,130.18/x
  3. Step 3: Cross multiply
    113,110.76x = 156,086.62 × 62,130.18
  4. Step 4: Simplify right side
    113,110.76x = 9,697,689,796.19
  5. Step 5: Solve for x
    x = 9,697,689,796.19/113,110.76
  6. Step 6: Final answer
    x = 85,736.23

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1.5x scale

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.