Home / 141,627.66-212,572.89-71,556.18

Finding the Fourth Proportional to 141,627.66, 212,572.89 and 71,556.18

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Solution

The fourth proportional to 141,627.66, 212,572.89 and 71,556.18 is: 107,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,627.66 : 212,572.89 = 71,556.18 : x
  2. Step 2: Convert to fraction form
    141,627.66/212,572.89 = 71,556.18/x
  3. Step 3: Cross multiply
    141,627.66x = 212,572.89 × 71,556.18
  4. Step 4: Simplify right side
    141,627.66x = 15,210,903,979.96
  5. Step 5: Solve for x
    x = 15,210,903,979.96/141,627.66
  6. Step 6: Final answer
    x = 107,400.66

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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.