Home / 155,029.80-232,544.70-152,956.20

Finding the Fourth Proportional to 155,029.80, 232,544.70 and 152,956.20

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Solution

The fourth proportional to 155,029.80, 232,544.70 and 152,956.20 is: 229,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,029.80 : 232,544.70 = 152,956.20 : x
  2. Step 2: Convert to fraction form
    155,029.80/232,544.70 = 152,956.20/x
  3. Step 3: Cross multiply
    155,029.80x = 232,544.70 × 152,956.20
  4. Step 4: Simplify right side
    155,029.80x = 35,569,153,642.14
  5. Step 5: Solve for x
    x = 35,569,153,642.14/155,029.80
  6. Step 6: Final answer
    x = 229,434.30

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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.