Home / 157,646.10-236,469.15-73,406.10

Finding the Fourth Proportional to 157,646.10, 236,469.15 and 73,406.10

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Solution

The fourth proportional to 157,646.10, 236,469.15 and 73,406.10 is: 110,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,646.10 : 236,469.15 = 73,406.10 : x
  2. Step 2: Convert to fraction form
    157,646.10/236,469.15 = 73,406.10/x
  3. Step 3: Cross multiply
    157,646.10x = 236,469.15 × 73,406.10
  4. Step 4: Simplify right side
    157,646.10x = 17,358,278,071.82
  5. Step 5: Solve for x
    x = 17,358,278,071.82/157,646.10
  6. Step 6: Final answer
    x = 110,109.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.