Home / 145,567.52-218,277.42-66,614.10

Finding the Fourth Proportional to 145,567.52, 218,277.42 and 66,614.10

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Solution

The fourth proportional to 145,567.52, 218,277.42 and 66,614.10 is: 99,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,567.52 : 218,277.42 = 66,614.10 : x
  2. Step 2: Convert to fraction form
    145,567.52/218,277.42 = 66,614.10/x
  3. Step 3: Cross multiply
    145,567.52x = 218,277.42 × 66,614.10
  4. Step 4: Simplify right side
    145,567.52x = 14,540,353,883.62
  5. Step 5: Solve for x
    x = 14,540,353,883.62/145,567.52
  6. Step 6: Final answer
    x = 99,887.35

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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.