Home / 54,890.02-75,747.23-31,016.18

Finding the Fourth Proportional to 54,890.02, 75,747.23 and 31,016.18

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Solution

The fourth proportional to 54,890.02, 75,747.23 and 31,016.18 is: 42,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890.02 : 75,747.23 = 31,016.18 : x
  2. Step 2: Convert to fraction form
    54,890.02/75,747.23 = 31,016.18/x
  3. Step 3: Cross multiply
    54,890.02x = 75,747.23 × 31,016.18
  4. Step 4: Simplify right side
    54,890.02x = 2,349,390,045.25
  5. Step 5: Solve for x
    x = 2,349,390,045.25/54,890.02
  6. Step 6: Final answer
    x = 42,801.77

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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.