Home / 150,442.76-207,632.30-93,100.55

Finding the Fourth Proportional to 150,442.76, 207,632.30 and 93,100.55

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Solution

The fourth proportional to 150,442.76, 207,632.30 and 93,100.55 is: 128,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,442.76 : 207,632.30 = 93,100.55 : x
  2. Step 2: Convert to fraction form
    150,442.76/207,632.30 = 93,100.55/x
  3. Step 3: Cross multiply
    150,442.76x = 207,632.30 × 93,100.55
  4. Step 4: Simplify right side
    150,442.76x = 19,330,681,099.02
  5. Step 5: Solve for x
    x = 19,330,681,099.02/150,442.76
  6. Step 6: Final answer
    x = 128,491.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.