Home / 107,901.28-148,967.63-95,931.50

Finding the Fourth Proportional to 107,901.28, 148,967.63 and 95,931.50

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Solution

The fourth proportional to 107,901.28, 148,967.63 and 95,931.50 is: 132,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,901.28 : 148,967.63 = 95,931.50 : x
  2. Step 2: Convert to fraction form
    107,901.28/148,967.63 = 95,931.50/x
  3. Step 3: Cross multiply
    107,901.28x = 148,967.63 × 95,931.50
  4. Step 4: Simplify right side
    107,901.28x = 14,290,688,197.35
  5. Step 5: Solve for x
    x = 14,290,688,197.35/107,901.28
  6. Step 6: Final answer
    x = 132,442.25

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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.