Home / 177,716.04-245,248.12-97,143.90

Finding the Fourth Proportional to 177,716.04, 245,248.12 and 97,143.90

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Solution

The fourth proportional to 177,716.04, 245,248.12 and 97,143.90 is: 134,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,716.04 : 245,248.12 = 97,143.90 : x
  2. Step 2: Convert to fraction form
    177,716.04/245,248.12 = 97,143.90/x
  3. Step 3: Cross multiply
    177,716.04x = 245,248.12 × 97,143.90
  4. Step 4: Simplify right side
    177,716.04x = 23,824,358,844.47
  5. Step 5: Solve for x
    x = 23,824,358,844.47/177,716.04
  6. Step 6: Final answer
    x = 134,058.57

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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.