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Finding the Fourth Proportional to 158,987.16, 238,472.64 and 59,108.76

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Solution

The fourth proportional to 158,987.16, 238,472.64 and 59,108.76 is: 88,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,987.16 : 238,472.64 = 59,108.76 : x
  2. Step 2: Convert to fraction form
    158,987.16/238,472.64 = 59,108.76/x
  3. Step 3: Cross multiply
    158,987.16x = 238,472.64 × 59,108.76
  4. Step 4: Simplify right side
    158,987.16x = 14,095,822,044.33
  5. Step 5: Solve for x
    x = 14,095,822,044.33/158,987.16
  6. Step 6: Final answer
    x = 88,660.13

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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.