Home / 141,275.17-211,907.27-47,780.92

Finding the Fourth Proportional to 141,275.17, 211,907.27 and 47,780.92

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Solution

The fourth proportional to 141,275.17, 211,907.27 and 47,780.92 is: 71,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,275.17 : 211,907.27 = 47,780.92 : x
  2. Step 2: Convert to fraction form
    141,275.17/211,907.27 = 47,780.92/x
  3. Step 3: Cross multiply
    141,275.17x = 211,907.27 × 47,780.92
  4. Step 4: Simplify right side
    141,275.17x = 10,125,124,699.62
  5. Step 5: Solve for x
    x = 10,125,124,699.62/141,275.17
  6. Step 6: Final answer
    x = 71,669.53

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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.