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Finding the Fourth Proportional to 250,356.61, 345,302.15 and 181,345.22

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Solution

The fourth proportional to 250,356.61, 345,302.15 and 181,345.22 is: 250,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,356.61 : 345,302.15 = 181,345.22 : x
  2. Step 2: Convert to fraction form
    250,356.61/345,302.15 = 181,345.22/x
  3. Step 3: Cross multiply
    250,356.61x = 345,302.15 × 181,345.22
  4. Step 4: Simplify right side
    250,356.61x = 62,618,894,358.22
  5. Step 5: Solve for x
    x = 62,618,894,358.22/250,356.61
  6. Step 6: Final answer
    x = 250,118.80

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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.