Home / 155,439.93-233,159.93-43,120.16

Finding the Fourth Proportional to 155,439.93, 233,159.93 and 43,120.16

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Solution

The fourth proportional to 155,439.93, 233,159.93 and 43,120.16 is: 64,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439.93 : 233,159.93 = 43,120.16 : x
  2. Step 2: Convert to fraction form
    155,439.93/233,159.93 = 43,120.16/x
  3. Step 3: Cross multiply
    155,439.93x = 233,159.93 × 43,120.16
  4. Step 4: Simplify right side
    155,439.93x = 10,053,892,105.79
  5. Step 5: Solve for x
    x = 10,053,892,105.79/155,439.93
  6. Step 6: Final answer
    x = 64,680.24

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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.