Home / 62,918.96-94,436.76-31,776.08

Finding the Fourth Proportional to 62,918.96, 94,436.76 and 31,776.08

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Solution

The fourth proportional to 62,918.96, 94,436.76 and 31,776.08 is: 47,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,918.96 : 94,436.76 = 31,776.08 : x
  2. Step 2: Convert to fraction form
    62,918.96/94,436.76 = 31,776.08/x
  3. Step 3: Cross multiply
    62,918.96x = 94,436.76 × 31,776.08
  4. Step 4: Simplify right side
    62,918.96x = 3,000,830,040.70
  5. Step 5: Solve for x
    x = 3,000,830,040.70/62,918.96
  6. Step 6: Final answer
    x = 47,693.57

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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.