Home / 142,002.11-212,800.16-104,266.10

Finding the Fourth Proportional to 142,002.11, 212,800.16 and 104,266.10

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Solution

The fourth proportional to 142,002.11, 212,800.16 and 104,266.10 is: 156,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,002.11 : 212,800.16 = 104,266.10 : x
  2. Step 2: Convert to fraction form
    142,002.11/212,800.16 = 104,266.10/x
  3. Step 3: Cross multiply
    142,002.11x = 212,800.16 × 104,266.10
  4. Step 4: Simplify right side
    142,002.11x = 22,187,843,555.24
  5. Step 5: Solve for x
    x = 22,187,843,555.24/142,002.11
  6. Step 6: Final answer
    x = 156,250.09

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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.