Home / 56,184.19-77,531.47-31,033.15

Finding the Fourth Proportional to 56,184.19, 77,531.47 and 31,033.15

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Solution

The fourth proportional to 56,184.19, 77,531.47 and 31,033.15 is: 42,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,184.19 : 77,531.47 = 31,033.15 : x
  2. Step 2: Convert to fraction form
    56,184.19/77,531.47 = 31,033.15/x
  3. Step 3: Cross multiply
    56,184.19x = 77,531.47 × 31,033.15
  4. Step 4: Simplify right side
    56,184.19x = 2,406,045,738.23
  5. Step 5: Solve for x
    x = 2,406,045,738.23/56,184.19
  6. Step 6: Final answer
    x = 42,824.25

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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.