Home / 104,608.32-144,392.76-66,882.57

Finding the Fourth Proportional to 104,608.32, 144,392.76 and 66,882.57

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Solution

The fourth proportional to 104,608.32, 144,392.76 and 66,882.57 is: 92,319.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,608.32 : 144,392.76 = 66,882.57 : x
  2. Step 2: Convert to fraction form
    104,608.32/144,392.76 = 66,882.57/x
  3. Step 3: Cross multiply
    104,608.32x = 144,392.76 × 66,882.57
  4. Step 4: Simplify right side
    104,608.32x = 9,657,358,878.19
  5. Step 5: Solve for x
    x = 9,657,358,878.19/104,608.32
  6. Step 6: Final answer
    x = 92,319.22

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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.