Home / 154,946.10-232,419.15-55,218.90

Finding the Fourth Proportional to 154,946.10, 232,419.15 and 55,218.90

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Solution

The fourth proportional to 154,946.10, 232,419.15 and 55,218.90 is: 82,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,946.10 : 232,419.15 = 55,218.90 : x
  2. Step 2: Convert to fraction form
    154,946.10/232,419.15 = 55,218.90/x
  3. Step 3: Cross multiply
    154,946.10x = 232,419.15 × 55,218.90
  4. Step 4: Simplify right side
    154,946.10x = 12,833,929,801.94
  5. Step 5: Solve for x
    x = 12,833,929,801.94/154,946.10
  6. Step 6: Final answer
    x = 82,828.35

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1.5x scale

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.