Home / 56,443.46-77,895.48-31,292.96

Finding the Fourth Proportional to 56,443.46, 77,895.48 and 31,292.96

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Solution

The fourth proportional to 56,443.46, 77,895.48 and 31,292.96 is: 43,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,443.46 : 77,895.48 = 31,292.96 : x
  2. Step 2: Convert to fraction form
    56,443.46/77,895.48 = 31,292.96/x
  3. Step 3: Cross multiply
    56,443.46x = 77,895.48 × 31,292.96
  4. Step 4: Simplify right side
    56,443.46x = 2,437,579,750.34
  5. Step 5: Solve for x
    x = 2,437,579,750.34/56,443.46
  6. Step 6: Final answer
    x = 43,186.23

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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.