Home / 62,140.10-93,117.99-45,643.46

Finding the Fourth Proportional to 62,140.10, 93,117.99 and 45,643.46

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Solution

The fourth proportional to 62,140.10, 93,117.99 and 45,643.46 is: 68,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.10 : 93,117.99 = 45,643.46 : x
  2. Step 2: Convert to fraction form
    62,140.10/93,117.99 = 45,643.46/x
  3. Step 3: Cross multiply
    62,140.10x = 93,117.99 × 45,643.46
  4. Step 4: Simplify right side
    62,140.10x = 4,250,227,251.85
  5. Step 5: Solve for x
    x = 4,250,227,251.85/62,140.10
  6. Step 6: Final answer
    x = 68,397.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.