Home / 177,712.74-245,242.98-97,140.33

Finding the Fourth Proportional to 177,712.74, 245,242.98 and 97,140.33

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Solution

The fourth proportional to 177,712.74, 245,242.98 and 97,140.33 is: 134,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,712.74 : 245,242.98 = 97,140.33 : x
  2. Step 2: Convert to fraction form
    177,712.74/245,242.98 = 97,140.33/x
  3. Step 3: Cross multiply
    177,712.74x = 245,242.98 × 97,140.33
  4. Step 4: Simplify right side
    177,712.74x = 23,822,984,007.38
  5. Step 5: Solve for x
    x = 23,822,984,007.38/177,712.74
  6. Step 6: Final answer
    x = 134,053.33

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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.