Home / 154,966.10-232,449.15-42,646.10

Finding the Fourth Proportional to 154,966.10, 232,449.15 and 42,646.10

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Solution

The fourth proportional to 154,966.10, 232,449.15 and 42,646.10 is: 63,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,966.10 : 232,449.15 = 42,646.10 : x
  2. Step 2: Convert to fraction form
    154,966.10/232,449.15 = 42,646.10/x
  3. Step 3: Cross multiply
    154,966.10x = 232,449.15 × 42,646.10
  4. Step 4: Simplify right side
    154,966.10x = 9,913,049,695.82
  5. Step 5: Solve for x
    x = 9,913,049,695.82/154,966.10
  6. Step 6: Final answer
    x = 63,969.15

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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.