Home / 61,389.02-84,711.21-34,532.66

Finding the Fourth Proportional to 61,389.02, 84,711.21 and 34,532.66

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Solution

The fourth proportional to 61,389.02, 84,711.21 and 34,532.66 is: 47,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,389.02 : 84,711.21 = 34,532.66 : x
  2. Step 2: Convert to fraction form
    61,389.02/84,711.21 = 34,532.66/x
  3. Step 3: Cross multiply
    61,389.02x = 84,711.21 × 34,532.66
  4. Step 4: Simplify right side
    61,389.02x = 2,925,303,413.12
  5. Step 5: Solve for x
    x = 2,925,303,413.12/61,389.02
  6. Step 6: Final answer
    x = 47,651.90

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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.