Home / 104,432.90-144,117.48-56,686.22

Finding the Fourth Proportional to 104,432.90, 144,117.48 and 56,686.22

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Solution

The fourth proportional to 104,432.90, 144,117.48 and 56,686.22 is: 78,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,432.90 : 144,117.48 = 56,686.22 : x
  2. Step 2: Convert to fraction form
    104,432.90/144,117.48 = 56,686.22/x
  3. Step 3: Cross multiply
    104,432.90x = 144,117.48 × 56,686.22
  4. Step 4: Simplify right side
    104,432.90x = 8,169,475,177.13
  5. Step 5: Solve for x
    x = 8,169,475,177.13/104,432.90
  6. Step 6: Final answer
    x = 78,227.03

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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.