Home / 90,092.60-124,307.17-53,786.98

Finding the Fourth Proportional to 90,092.60, 124,307.17 and 53,786.98

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Solution

The fourth proportional to 90,092.60, 124,307.17 and 53,786.98 is: 74,213.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,092.60 : 124,307.17 = 53,786.98 : x
  2. Step 2: Convert to fraction form
    90,092.60/124,307.17 = 53,786.98/x
  3. Step 3: Cross multiply
    90,092.60x = 124,307.17 × 53,786.98
  4. Step 4: Simplify right side
    90,092.60x = 6,686,107,342.10
  5. Step 5: Solve for x
    x = 6,686,107,342.10/90,092.60
  6. Step 6: Final answer
    x = 74,213.72

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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.