Home / 141,279.32-211,886.18-52,574.60

Finding the Fourth Proportional to 141,279.32, 211,886.18 and 52,574.60

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Solution

The fourth proportional to 141,279.32, 211,886.18 and 52,574.60 is: 78,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,279.32 : 211,886.18 = 52,574.60 : x
  2. Step 2: Convert to fraction form
    141,279.32/211,886.18 = 52,574.60/x
  3. Step 3: Cross multiply
    141,279.32x = 211,886.18 × 52,574.60
  4. Step 4: Simplify right side
    141,279.32x = 11,139,831,623.03
  5. Step 5: Solve for x
    x = 11,139,831,623.03/141,279.32
  6. Step 6: Final answer
    x = 78,849.70

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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.