Home / 70,110.84-96,752.53-38,279.74

Finding the Fourth Proportional to 70,110.84, 96,752.53 and 38,279.74

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Solution

The fourth proportional to 70,110.84, 96,752.53 and 38,279.74 is: 52,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.84 : 96,752.53 = 38,279.74 : x
  2. Step 2: Convert to fraction form
    70,110.84/96,752.53 = 38,279.74/x
  3. Step 3: Cross multiply
    70,110.84x = 96,752.53 × 38,279.74
  4. Step 4: Simplify right side
    70,110.84x = 3,703,661,692.74
  5. Step 5: Solve for x
    x = 3,703,661,692.74/70,110.84
  6. Step 6: Final answer
    x = 52,825.81

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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.