Home / 147,615.40-221,423.10-95,084.20

Finding the Fourth Proportional to 147,615.40, 221,423.10 and 95,084.20

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Solution

The fourth proportional to 147,615.40, 221,423.10 and 95,084.20 is: 142,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,615.40 : 221,423.10 = 95,084.20 : x
  2. Step 2: Convert to fraction form
    147,615.40/221,423.10 = 95,084.20/x
  3. Step 3: Cross multiply
    147,615.40x = 221,423.10 × 95,084.20
  4. Step 4: Simplify right side
    147,615.40x = 21,053,838,325.02
  5. Step 5: Solve for x
    x = 21,053,838,325.02/147,615.40
  6. Step 6: Final answer
    x = 142,626.30

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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.