Home / 104,049.18-143,587.92-56,302.38

Finding the Fourth Proportional to 104,049.18, 143,587.92 and 56,302.38

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Solution

The fourth proportional to 104,049.18, 143,587.92 and 56,302.38 is: 77,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,049.18 : 143,587.92 = 56,302.38 : x
  2. Step 2: Convert to fraction form
    104,049.18/143,587.92 = 56,302.38/x
  3. Step 3: Cross multiply
    104,049.18x = 143,587.92 × 56,302.38
  4. Step 4: Simplify right side
    104,049.18x = 8,084,341,635.25
  5. Step 5: Solve for x
    x = 8,084,341,635.25/104,049.18
  6. Step 6: Final answer
    x = 77,697.31

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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.