Home / 71,125.62-98,155.32-42,461.94

Finding the Fourth Proportional to 71,125.62, 98,155.32 and 42,461.94

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Solution

The fourth proportional to 71,125.62, 98,155.32 and 42,461.94 is: 58,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,125.62 : 98,155.32 = 42,461.94 : x
  2. Step 2: Convert to fraction form
    71,125.62/98,155.32 = 42,461.94/x
  3. Step 3: Cross multiply
    71,125.62x = 98,155.32 × 42,461.94
  4. Step 4: Simplify right side
    71,125.62x = 4,167,865,308.52
  5. Step 5: Solve for x
    x = 4,167,865,308.52/71,125.62
  6. Step 6: Final answer
    x = 58,598.65

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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.