Home / 141,403.32-211,988.34-58,239

Finding the Fourth Proportional to 141,403.32, 211,988.34 and 58,239

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Solution

The fourth proportional to 141,403.32, 211,988.34 and 58,239 is: 87,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,403.32 : 211,988.34 = 58,239 : x
  2. Step 2: Convert to fraction form
    141,403.32/211,988.34 = 58,239/x
  3. Step 3: Cross multiply
    141,403.32x = 211,988.34 × 58,239
  4. Step 4: Simplify right side
    141,403.32x = 12,345,988,933.26
  5. Step 5: Solve for x
    x = 12,345,988,933.26/141,403.32
  6. Step 6: Final answer
    x = 87,310.46

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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.