Home / 79,551.32-109,779.92-59,224.27

Finding the Fourth Proportional to 79,551.32, 109,779.92 and 59,224.27

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Solution

The fourth proportional to 79,551.32, 109,779.92 and 59,224.27 is: 81,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551.32 : 109,779.92 = 59,224.27 : x
  2. Step 2: Convert to fraction form
    79,551.32/109,779.92 = 59,224.27/x
  3. Step 3: Cross multiply
    79,551.32x = 109,779.92 × 59,224.27
  4. Step 4: Simplify right side
    79,551.32x = 6,501,635,073.76
  5. Step 5: Solve for x
    x = 6,501,635,073.76/79,551.32
  6. Step 6: Final answer
    x = 81,728.82

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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.