Home / 155,115.32-232,674.06-84,956.36

Finding the Fourth Proportional to 155,115.32, 232,674.06 and 84,956.36

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Solution

The fourth proportional to 155,115.32, 232,674.06 and 84,956.36 is: 127,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,115.32 : 232,674.06 = 84,956.36 : x
  2. Step 2: Convert to fraction form
    155,115.32/232,674.06 = 84,956.36/x
  3. Step 3: Cross multiply
    155,115.32x = 232,674.06 × 84,956.36
  4. Step 4: Simplify right side
    155,115.32x = 19,767,141,204.02
  5. Step 5: Solve for x
    x = 19,767,141,204.02/155,115.32
  6. Step 6: Final answer
    x = 127,435.13

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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.