Home / 52,373.16-78,559.74-43,119.72

Finding the Fourth Proportional to 52,373.16, 78,559.74 and 43,119.72

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Solution

The fourth proportional to 52,373.16, 78,559.74 and 43,119.72 is: 64,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,373.16 : 78,559.74 = 43,119.72 : x
  2. Step 2: Convert to fraction form
    52,373.16/78,559.74 = 43,119.72/x
  3. Step 3: Cross multiply
    52,373.16x = 78,559.74 × 43,119.72
  4. Step 4: Simplify right side
    52,373.16x = 3,387,473,992.07
  5. Step 5: Solve for x
    x = 3,387,473,992.07/52,373.16
  6. Step 6: Final answer
    x = 64,679.58

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Similar ratio
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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.