Home / 99,501.26-149,253.04-42,567.42

Finding the Fourth Proportional to 99,501.26, 149,253.04 and 42,567.42

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Solution

The fourth proportional to 99,501.26, 149,253.04 and 42,567.42 is: 63,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,501.26 : 149,253.04 = 42,567.42 : x
  2. Step 2: Convert to fraction form
    99,501.26/149,253.04 = 42,567.42/x
  3. Step 3: Cross multiply
    99,501.26x = 149,253.04 × 42,567.42
  4. Step 4: Simplify right side
    99,501.26x = 6,353,316,839.96
  5. Step 5: Solve for x
    x = 6,353,316,839.96/99,501.26
  6. Step 6: Final answer
    x = 63,851.62

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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.