Home / 238,030.89-328,482.61-136,058.55

Finding the Fourth Proportional to 238,030.89, 328,482.61 and 136,058.55

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Solution

The fourth proportional to 238,030.89, 328,482.61 and 136,058.55 is: 187,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,030.89 : 328,482.61 = 136,058.55 : x
  2. Step 2: Convert to fraction form
    238,030.89/328,482.61 = 136,058.55/x
  3. Step 3: Cross multiply
    238,030.89x = 328,482.61 × 136,058.55
  4. Step 4: Simplify right side
    238,030.89x = 44,692,867,616.82
  5. Step 5: Solve for x
    x = 44,692,867,616.82/238,030.89
  6. Step 6: Final answer
    x = 187,760.79

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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.