Home / 178,726.34-246,640.74-98,155.10

Finding the Fourth Proportional to 178,726.34, 246,640.74 and 98,155.10

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Solution

The fourth proportional to 178,726.34, 246,640.74 and 98,155.10 is: 135,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,726.34 : 246,640.74 = 98,155.10 : x
  2. Step 2: Convert to fraction form
    178,726.34/246,640.74 = 98,155.10/x
  3. Step 3: Cross multiply
    178,726.34x = 246,640.74 × 98,155.10
  4. Step 4: Simplify right side
    178,726.34x = 24,209,046,498.77
  5. Step 5: Solve for x
    x = 24,209,046,498.77/178,726.34
  6. Step 6: Final answer
    x = 135,453.15

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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.