Home / 71,693.08-98,905.50-44,788.76

Finding the Fourth Proportional to 71,693.08, 98,905.50 and 44,788.76

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Solution

The fourth proportional to 71,693.08, 98,905.50 and 44,788.76 is: 61,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,693.08 : 98,905.50 = 44,788.76 : x
  2. Step 2: Convert to fraction form
    71,693.08/98,905.50 = 44,788.76/x
  3. Step 3: Cross multiply
    71,693.08x = 98,905.50 × 44,788.76
  4. Step 4: Simplify right side
    71,693.08x = 4,429,854,702.18
  5. Step 5: Solve for x
    x = 4,429,854,702.18/71,693.08
  6. Step 6: Final answer
    x = 61,789.15

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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.