Home / 261,154.36-360,387.92-152,279.02

Finding the Fourth Proportional to 261,154.36, 360,387.92 and 152,279.02

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Solution

The fourth proportional to 261,154.36, 360,387.92 and 152,279.02 is: 210,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,154.36 : 360,387.92 = 152,279.02 : x
  2. Step 2: Convert to fraction form
    261,154.36/360,387.92 = 152,279.02/x
  3. Step 3: Cross multiply
    261,154.36x = 360,387.92 × 152,279.02
  4. Step 4: Simplify right side
    261,154.36x = 54,879,519,277.44
  5. Step 5: Solve for x
    x = 54,879,519,277.44/261,154.36
  6. Step 6: Final answer
    x = 210,142.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.