Home / 78,541.47-108,389.09-44,552.25

Finding the Fourth Proportional to 78,541.47, 108,389.09 and 44,552.25

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Solution

The fourth proportional to 78,541.47, 108,389.09 and 44,552.25 is: 61,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,541.47 : 108,389.09 = 44,552.25 : x
  2. Step 2: Convert to fraction form
    78,541.47/108,389.09 = 44,552.25/x
  3. Step 3: Cross multiply
    78,541.47x = 108,389.09 × 44,552.25
  4. Step 4: Simplify right side
    78,541.47x = 4,828,977,834.95
  5. Step 5: Solve for x
    x = 4,828,977,834.95/78,541.47
  6. Step 6: Final answer
    x = 61,483.16

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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.