Home / 158,821.61-238,261.65-52,211.59

Finding the Fourth Proportional to 158,821.61, 238,261.65 and 52,211.59

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Solution

The fourth proportional to 158,821.61, 238,261.65 and 52,211.59 is: 78,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,821.61 : 238,261.65 = 52,211.59 : x
  2. Step 2: Convert to fraction form
    158,821.61/238,261.65 = 52,211.59/x
  3. Step 3: Cross multiply
    158,821.61x = 238,261.65 × 52,211.59
  4. Step 4: Simplify right side
    158,821.61x = 12,440,019,084.77
  5. Step 5: Solve for x
    x = 12,440,019,084.77/158,821.61
  6. Step 6: Final answer
    x = 78,326.99

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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.