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Finding the Fourth Proportional to 110,477.20, 152,458.51 and 60,176.20

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Solution

The fourth proportional to 110,477.20, 152,458.51 and 60,176.20 is: 83,043.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,477.20 : 152,458.51 = 60,176.20 : x
  2. Step 2: Convert to fraction form
    110,477.20/152,458.51 = 60,176.20/x
  3. Step 3: Cross multiply
    110,477.20x = 152,458.51 × 60,176.20
  4. Step 4: Simplify right side
    110,477.20x = 9,174,373,789.46
  5. Step 5: Solve for x
    x = 9,174,373,789.46/110,477.20
  6. Step 6: Final answer
    x = 83,043.14

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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.