Home / 177,746.15-245,290.56-97,173.68

Finding the Fourth Proportional to 177,746.15, 245,290.56 and 97,173.68

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Solution

The fourth proportional to 177,746.15, 245,290.56 and 97,173.68 is: 134,100.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,746.15 : 245,290.56 = 97,173.68 : x
  2. Step 2: Convert to fraction form
    177,746.15/245,290.56 = 97,173.68/x
  3. Step 3: Cross multiply
    177,746.15x = 245,290.56 × 97,173.68
  4. Step 4: Simplify right side
    177,746.15x = 23,835,784,793.61
  5. Step 5: Solve for x
    x = 23,835,784,793.61/177,746.15
  6. Step 6: Final answer
    x = 134,100.14

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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.