Home / 56,496.70-77,965.23-31,003.49

Finding the Fourth Proportional to 56,496.70, 77,965.23 and 31,003.49

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Solution

The fourth proportional to 56,496.70, 77,965.23 and 31,003.49 is: 42,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,496.70 : 77,965.23 = 31,003.49 : x
  2. Step 2: Convert to fraction form
    56,496.70/77,965.23 = 31,003.49/x
  3. Step 3: Cross multiply
    56,496.70x = 77,965.23 × 31,003.49
  4. Step 4: Simplify right side
    56,496.70x = 2,417,194,228.65
  5. Step 5: Solve for x
    x = 2,417,194,228.65/56,496.70
  6. Step 6: Final answer
    x = 42,784.70

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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.