Home / 56,888.23-78,505.23-31,394.83

Finding the Fourth Proportional to 56,888.23, 78,505.23 and 31,394.83

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Solution

The fourth proportional to 56,888.23, 78,505.23 and 31,394.83 is: 43,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,888.23 : 78,505.23 = 31,394.83 : x
  2. Step 2: Convert to fraction form
    56,888.23/78,505.23 = 31,394.83/x
  3. Step 3: Cross multiply
    56,888.23x = 78,505.23 × 31,394.83
  4. Step 4: Simplify right side
    56,888.23x = 2,464,658,349.96
  5. Step 5: Solve for x
    x = 2,464,658,349.96/56,888.23
  6. Step 6: Final answer
    x = 43,324.57

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1.5x scale

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.