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Finding the Fourth Proportional to 110,607.67, 152,651.55 and 62,868.20

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Solution

The fourth proportional to 110,607.67, 152,651.55 and 62,868.20 is: 86,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,607.67 : 152,651.55 = 62,868.20 : x
  2. Step 2: Convert to fraction form
    110,607.67/152,651.55 = 62,868.20/x
  3. Step 3: Cross multiply
    110,607.67x = 152,651.55 × 62,868.20
  4. Step 4: Simplify right side
    110,607.67x = 9,596,927,098.11
  5. Step 5: Solve for x
    x = 9,596,927,098.11/110,607.67
  6. Step 6: Final answer
    x = 86,765.48

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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.