Home / 215,529.26-297,430.17-124,937.69

Finding the Fourth Proportional to 215,529.26, 297,430.17 and 124,937.69

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Solution

The fourth proportional to 215,529.26, 297,430.17 and 124,937.69 is: 172,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,529.26 : 297,430.17 = 124,937.69 : x
  2. Step 2: Convert to fraction form
    215,529.26/297,430.17 = 124,937.69/x
  3. Step 3: Cross multiply
    215,529.26x = 297,430.17 × 124,937.69
  4. Step 4: Simplify right side
    215,529.26x = 37,160,236,888.96
  5. Step 5: Solve for x
    x = 37,160,236,888.96/215,529.26
  6. Step 6: Final answer
    x = 172,413.89

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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.