Home / 157,647.10-236,470.65-73,407.10

Finding the Fourth Proportional to 157,647.10, 236,470.65 and 73,407.10

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Solution

The fourth proportional to 157,647.10, 236,470.65 and 73,407.10 is: 110,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,647.10 : 236,470.65 = 73,407.10 : x
  2. Step 2: Convert to fraction form
    157,647.10/236,470.65 = 73,407.10/x
  3. Step 3: Cross multiply
    157,647.10x = 236,470.65 × 73,407.10
  4. Step 4: Simplify right side
    157,647.10x = 17,358,624,651.62
  5. Step 5: Solve for x
    x = 17,358,624,651.62/157,647.10
  6. Step 6: Final answer
    x = 110,110.65

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1.5x scale

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.