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Finding the Fourth Proportional to 237,492, 356,393.52 and 89,748

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Solution

The fourth proportional to 237,492, 356,393.52 and 89,748 is: 134,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,492 : 356,393.52 = 89,748 : x
  2. Step 2: Convert to fraction form
    237,492/356,393.52 = 89,748/x
  3. Step 3: Cross multiply
    237,492x = 356,393.52 × 89,748
  4. Step 4: Simplify right side
    237,492x = 31,985,605,632.96
  5. Step 5: Solve for x
    x = 31,985,605,632.96/237,492
  6. Step 6: Final answer
    x = 134,680.77

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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.