Home / 282,001.20-423,059.40-95,031.60

Finding the Fourth Proportional to 282,001.20, 423,059.40 and 95,031.60

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Solution

The fourth proportional to 282,001.20, 423,059.40 and 95,031.60 is: 142,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,001.20 : 423,059.40 = 95,031.60 : x
  2. Step 2: Convert to fraction form
    282,001.20/423,059.40 = 95,031.60/x
  3. Step 3: Cross multiply
    282,001.20x = 423,059.40 × 95,031.60
  4. Step 4: Simplify right side
    282,001.20x = 40,204,011,677.04
  5. Step 5: Solve for x
    x = 40,204,011,677.04/282,001.20
  6. Step 6: Final answer
    x = 142,566.81

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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.