Home / 71,587.13-98,790.23-41,779.13

Finding the Fourth Proportional to 71,587.13, 98,790.23 and 41,779.13

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Solution

The fourth proportional to 71,587.13, 98,790.23 and 41,779.13 is: 57,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,587.13 : 98,790.23 = 41,779.13 : x
  2. Step 2: Convert to fraction form
    71,587.13/98,790.23 = 41,779.13/x
  3. Step 3: Cross multiply
    71,587.13x = 98,790.23 × 41,779.13
  4. Step 4: Simplify right side
    71,587.13x = 4,127,369,472.40
  5. Step 5: Solve for x
    x = 4,127,369,472.40/71,587.13
  6. Step 6: Final answer
    x = 57,655.19

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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.