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Finding the Fourth Proportional to 250,068.60, 374,827.70 and 123,521.49

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Solution

The fourth proportional to 250,068.60, 374,827.70 and 123,521.49 is: 185,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,068.60 : 374,827.70 = 123,521.49 : x
  2. Step 2: Convert to fraction form
    250,068.60/374,827.70 = 123,521.49/x
  3. Step 3: Cross multiply
    250,068.60x = 374,827.70 × 123,521.49
  4. Step 4: Simplify right side
    250,068.60x = 46,299,276,306.08
  5. Step 5: Solve for x
    x = 46,299,276,306.08/250,068.60
  6. Step 6: Final answer
    x = 185,146.30

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1.5x scale

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.