Home / 129,848.04-179,175.76-73,248.48

Finding the Fourth Proportional to 129,848.04, 179,175.76 and 73,248.48

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Solution

The fourth proportional to 129,848.04, 179,175.76 and 73,248.48 is: 101,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,848.04 : 179,175.76 = 73,248.48 : x
  2. Step 2: Convert to fraction form
    129,848.04/179,175.76 = 73,248.48/x
  3. Step 3: Cross multiply
    129,848.04x = 179,175.76 × 73,248.48
  4. Step 4: Simplify right side
    129,848.04x = 13,124,352,072.84
  5. Step 5: Solve for x
    x = 13,124,352,072.84/129,848.04
  6. Step 6: Final answer
    x = 101,074.70

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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.