Home / 154,966.78-232,438.65-88,197.34

Finding the Fourth Proportional to 154,966.78, 232,438.65 and 88,197.34

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Solution

The fourth proportional to 154,966.78, 232,438.65 and 88,197.34 is: 132,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,966.78 : 232,438.65 = 88,197.34 : x
  2. Step 2: Convert to fraction form
    154,966.78/232,438.65 = 88,197.34/x
  3. Step 3: Cross multiply
    154,966.78x = 232,438.65 × 88,197.34
  4. Step 4: Simplify right side
    154,966.78x = 20,500,470,643.19
  5. Step 5: Solve for x
    x = 20,500,470,643.19/154,966.78
  6. Step 6: Final answer
    x = 132,289.45

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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.