Home / 56,360.05-84,542.59-31,381.32

Finding the Fourth Proportional to 56,360.05, 84,542.59 and 31,381.32

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Solution

The fourth proportional to 56,360.05, 84,542.59 and 31,381.32 is: 47,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,360.05 : 84,542.59 = 31,381.32 : x
  2. Step 2: Convert to fraction form
    56,360.05/84,542.59 = 31,381.32/x
  3. Step 3: Cross multiply
    56,360.05x = 84,542.59 × 31,381.32
  4. Step 4: Simplify right side
    56,360.05x = 2,653,058,250.16
  5. Step 5: Solve for x
    x = 2,653,058,250.16/56,360.05
  6. Step 6: Final answer
    x = 47,073.38

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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.