Home / 142,000.22-212,797.35-104,264.22

Finding the Fourth Proportional to 142,000.22, 212,797.35 and 104,264.22

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Solution

The fourth proportional to 142,000.22, 212,797.35 and 104,264.22 is: 156,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,000.22 : 212,797.35 = 104,264.22 : x
  2. Step 2: Convert to fraction form
    142,000.22/212,797.35 = 104,264.22/x
  3. Step 3: Cross multiply
    142,000.22x = 212,797.35 × 104,264.22
  4. Step 4: Simplify right side
    142,000.22x = 22,187,149,715.82
  5. Step 5: Solve for x
    x = 22,187,149,715.82/142,000.22
  6. Step 6: Final answer
    x = 156,247.30

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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.