Home / 56,203.74-77,561.17-31,053.24

Finding the Fourth Proportional to 56,203.74, 77,561.17 and 31,053.24

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Solution

The fourth proportional to 56,203.74, 77,561.17 and 31,053.24 is: 42,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,203.74 : 77,561.17 = 31,053.24 : x
  2. Step 2: Convert to fraction form
    56,203.74/77,561.17 = 31,053.24/x
  3. Step 3: Cross multiply
    56,203.74x = 77,561.17 × 31,053.24
  4. Step 4: Simplify right side
    56,203.74x = 2,408,525,471.42
  5. Step 5: Solve for x
    x = 2,408,525,471.42/56,203.74
  6. Step 6: Final answer
    x = 42,853.47

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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.