Home / 153,031.48-229,560.46-42,223.48

Finding the Fourth Proportional to 153,031.48, 229,560.46 and 42,223.48

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Solution

The fourth proportional to 153,031.48, 229,560.46 and 42,223.48 is: 63,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,031.48 : 229,560.46 = 42,223.48 : x
  2. Step 2: Convert to fraction form
    153,031.48/229,560.46 = 42,223.48/x
  3. Step 3: Cross multiply
    153,031.48x = 229,560.46 × 42,223.48
  4. Step 4: Simplify right side
    153,031.48x = 9,692,841,491.60
  5. Step 5: Solve for x
    x = 9,692,841,491.60/153,031.48
  6. Step 6: Final answer
    x = 63,338.87

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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.