Home / 112,041.82-154,608.19-64,294.14

Finding the Fourth Proportional to 112,041.82, 154,608.19 and 64,294.14

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Solution

The fourth proportional to 112,041.82, 154,608.19 and 64,294.14 is: 88,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,041.82 : 154,608.19 = 64,294.14 : x
  2. Step 2: Convert to fraction form
    112,041.82/154,608.19 = 64,294.14/x
  3. Step 3: Cross multiply
    112,041.82x = 154,608.19 × 64,294.14
  4. Step 4: Simplify right side
    112,041.82x = 9,940,400,613.01
  5. Step 5: Solve for x
    x = 9,940,400,613.01/112,041.82
  6. Step 6: Final answer
    x = 88,720.45

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1.5x scale

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.