Home / 154,931.40-232,397.10-148,370.40

Finding the Fourth Proportional to 154,931.40, 232,397.10 and 148,370.40

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Solution

The fourth proportional to 154,931.40, 232,397.10 and 148,370.40 is: 222,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,931.40 : 232,397.10 = 148,370.40 : x
  2. Step 2: Convert to fraction form
    154,931.40/232,397.10 = 148,370.40/x
  3. Step 3: Cross multiply
    154,931.40x = 232,397.10 × 148,370.40
  4. Step 4: Simplify right side
    154,931.40x = 34,480,850,685.84
  5. Step 5: Solve for x
    x = 34,480,850,685.84/154,931.40
  6. Step 6: Final answer
    x = 222,555.60

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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.