Home / 109,177.38-163,668.67-42,602.02

Finding the Fourth Proportional to 109,177.38, 163,668.67 and 42,602.02

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Solution

The fourth proportional to 109,177.38, 163,668.67 and 42,602.02 is: 63,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,177.38 : 163,668.67 = 42,602.02 : x
  2. Step 2: Convert to fraction form
    109,177.38/163,668.67 = 42,602.02/x
  3. Step 3: Cross multiply
    109,177.38x = 163,668.67 × 42,602.02
  4. Step 4: Simplify right side
    109,177.38x = 6,972,615,952.71
  5. Step 5: Solve for x
    x = 6,972,615,952.71/109,177.38
  6. Step 6: Final answer
    x = 63,865.02

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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.