Home / 56,744.64-78,296.64-31,594.08

Finding the Fourth Proportional to 56,744.64, 78,296.64 and 31,594.08

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Solution

The fourth proportional to 56,744.64, 78,296.64 and 31,594.08 is: 43,593.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,744.64 : 78,296.64 = 31,594.08 : x
  2. Step 2: Convert to fraction form
    56,744.64/78,296.64 = 31,594.08/x
  3. Step 3: Cross multiply
    56,744.64x = 78,296.64 × 31,594.08
  4. Step 4: Simplify right side
    56,744.64x = 2,473,710,307.89
  5. Step 5: Solve for x
    x = 2,473,710,307.89/56,744.64
  6. Step 6: Final answer
    x = 43,593.73

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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.