Home / 178,002.18-245,643.56-97,434.92

Finding the Fourth Proportional to 178,002.18, 245,643.56 and 97,434.92

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Solution

The fourth proportional to 178,002.18, 245,643.56 and 97,434.92 is: 134,460.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,002.18 : 245,643.56 = 97,434.92 : x
  2. Step 2: Convert to fraction form
    178,002.18/245,643.56 = 97,434.92/x
  3. Step 3: Cross multiply
    178,002.18x = 245,643.56 × 97,434.92
  4. Step 4: Simplify right side
    178,002.18x = 23,934,258,901.72
  5. Step 5: Solve for x
    x = 23,934,258,901.72/178,002.18
  6. Step 6: Final answer
    x = 134,460.48

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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.