Home / 110,653.20-152,687-62,905.52

Finding the Fourth Proportional to 110,653.20, 152,687 and 62,905.52

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Solution

The fourth proportional to 110,653.20, 152,687 and 62,905.52 is: 86,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,653.20 : 152,687 = 62,905.52 : x
  2. Step 2: Convert to fraction form
    110,653.20/152,687 = 62,905.52/x
  3. Step 3: Cross multiply
    110,653.20x = 152,687 × 62,905.52
  4. Step 4: Simplify right side
    110,653.20x = 9,604,855,132.24
  5. Step 5: Solve for x
    x = 9,604,855,132.24/110,653.20
  6. Step 6: Final answer
    x = 86,801.42

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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.