Home / 81,332.29-112,237.46-45,522.29

Finding the Fourth Proportional to 81,332.29, 112,237.46 and 45,522.29

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Solution

The fourth proportional to 81,332.29, 112,237.46 and 45,522.29 is: 62,820.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,332.29 : 112,237.46 = 45,522.29 : x
  2. Step 2: Convert to fraction form
    81,332.29/112,237.46 = 45,522.29/x
  3. Step 3: Cross multiply
    81,332.29x = 112,237.46 × 45,522.29
  4. Step 4: Simplify right side
    81,332.29x = 5,109,306,202.98
  5. Step 5: Solve for x
    x = 5,109,306,202.98/81,332.29
  6. Step 6: Final answer
    x = 62,820.14

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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.