Home / 61,423.04-92,160.48-30,258.56

Finding the Fourth Proportional to 61,423.04, 92,160.48 and 30,258.56

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Solution

The fourth proportional to 61,423.04, 92,160.48 and 30,258.56 is: 45,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.04 : 92,160.48 = 30,258.56 : x
  2. Step 2: Convert to fraction form
    61,423.04/92,160.48 = 30,258.56/x
  3. Step 3: Cross multiply
    61,423.04x = 92,160.48 × 30,258.56
  4. Step 4: Simplify right side
    61,423.04x = 2,788,643,413.71
  5. Step 5: Solve for x
    x = 2,788,643,413.71/61,423.04
  6. Step 6: Final answer
    x = 45,400.61

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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.