Home / 56,363.49-84,576.35-31,417.58

Finding the Fourth Proportional to 56,363.49, 84,576.35 and 31,417.58

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Solution

The fourth proportional to 56,363.49, 84,576.35 and 31,417.58 is: 47,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,363.49 : 84,576.35 = 31,417.58 : x
  2. Step 2: Convert to fraction form
    56,363.49/84,576.35 = 31,417.58/x
  3. Step 3: Cross multiply
    56,363.49x = 84,576.35 × 31,417.58
  4. Step 4: Simplify right side
    56,363.49x = 2,657,184,242.23
  5. Step 5: Solve for x
    x = 2,657,184,242.23/56,363.49
  6. Step 6: Final answer
    x = 47,143.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.