Home / 134,675.34-185,853.16-74,248.11

Finding the Fourth Proportional to 134,675.34, 185,853.16 and 74,248.11

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Solution

The fourth proportional to 134,675.34, 185,853.16 and 74,248.11 is: 102,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,675.34 : 185,853.16 = 74,248.11 : x
  2. Step 2: Convert to fraction form
    134,675.34/185,853.16 = 74,248.11/x
  3. Step 3: Cross multiply
    134,675.34x = 185,853.16 × 74,248.11
  4. Step 4: Simplify right side
    134,675.34x = 13,799,244,938.26
  5. Step 5: Solve for x
    x = 13,799,244,938.26/134,675.34
  6. Step 6: Final answer
    x = 102,463.05

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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.