Home / 56,493.19-77,960.21-31,342.69

Finding the Fourth Proportional to 56,493.19, 77,960.21 and 31,342.69

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Solution

The fourth proportional to 56,493.19, 77,960.21 and 31,342.69 is: 43,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,493.19 : 77,960.21 = 31,342.69 : x
  2. Step 2: Convert to fraction form
    56,493.19/77,960.21 = 31,342.69/x
  3. Step 3: Cross multiply
    56,493.19x = 77,960.21 × 31,342.69
  4. Step 4: Simplify right side
    56,493.19x = 2,443,482,694.36
  5. Step 5: Solve for x
    x = 2,443,482,694.36/56,493.19
  6. Step 6: Final answer
    x = 43,252.69

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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.