Home / 158,138.22-237,236.13-75,031.50

Finding the Fourth Proportional to 158,138.22, 237,236.13 and 75,031.50

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Solution

The fourth proportional to 158,138.22, 237,236.13 and 75,031.50 is: 112,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,138.22 : 237,236.13 = 75,031.50 : x
  2. Step 2: Convert to fraction form
    158,138.22/237,236.13 = 75,031.50/x
  3. Step 3: Cross multiply
    158,138.22x = 237,236.13 × 75,031.50
  4. Step 4: Simplify right side
    158,138.22x = 17,800,182,688.10
  5. Step 5: Solve for x
    x = 17,800,182,688.10/158,138.22
  6. Step 6: Final answer
    x = 112,560.91

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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.