Home / 56,488.24-77,950.68-31,336.24

Finding the Fourth Proportional to 56,488.24, 77,950.68 and 31,336.24

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Solution

The fourth proportional to 56,488.24, 77,950.68 and 31,336.24 is: 43,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,488.24 : 77,950.68 = 31,336.24 : x
  2. Step 2: Convert to fraction form
    56,488.24/77,950.68 = 31,336.24/x
  3. Step 3: Cross multiply
    56,488.24x = 77,950.68 × 31,336.24
  4. Step 4: Simplify right side
    56,488.24x = 2,442,681,216.64
  5. Step 5: Solve for x
    x = 2,442,681,216.64/56,488.24
  6. Step 6: Final answer
    x = 43,242.30

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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.