Home / 99,658.20-149,484.06-40,476.36

Finding the Fourth Proportional to 99,658.20, 149,484.06 and 40,476.36

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Solution

The fourth proportional to 99,658.20, 149,484.06 and 40,476.36 is: 60,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,658.20 : 149,484.06 = 40,476.36 : x
  2. Step 2: Convert to fraction form
    99,658.20/149,484.06 = 40,476.36/x
  3. Step 3: Cross multiply
    99,658.20x = 149,484.06 × 40,476.36
  4. Step 4: Simplify right side
    99,658.20x = 6,050,570,626.82
  5. Step 5: Solve for x
    x = 6,050,570,626.82/99,658.20
  6. Step 6: Final answer
    x = 60,713.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.