Home / 90,294.86-124,608.21-52,053.69

Finding the Fourth Proportional to 90,294.86, 124,608.21 and 52,053.69

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Solution

The fourth proportional to 90,294.86, 124,608.21 and 52,053.69 is: 71,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,294.86 : 124,608.21 = 52,053.69 : x
  2. Step 2: Convert to fraction form
    90,294.86/124,608.21 = 52,053.69/x
  3. Step 3: Cross multiply
    90,294.86x = 124,608.21 × 52,053.69
  4. Step 4: Simplify right side
    90,294.86x = 6,486,317,134.79
  5. Step 5: Solve for x
    x = 6,486,317,134.79/90,294.86
  6. Step 6: Final answer
    x = 71,834.84

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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.