Home / 56,355.23-84,535.45-31,376.48

Finding the Fourth Proportional to 56,355.23, 84,535.45 and 31,376.48

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Solution

The fourth proportional to 56,355.23, 84,535.45 and 31,376.48 is: 47,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,355.23 : 84,535.45 = 31,376.48 : x
  2. Step 2: Convert to fraction form
    56,355.23/84,535.45 = 31,376.48/x
  3. Step 3: Cross multiply
    56,355.23x = 84,535.45 × 31,376.48
  4. Step 4: Simplify right side
    56,355.23x = 2,652,424,355.10
  5. Step 5: Solve for x
    x = 2,652,424,355.10/56,355.23
  6. Step 6: Final answer
    x = 47,066.16

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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.