Home / 76,945.02-106,184.57-45,114.45

Finding the Fourth Proportional to 76,945.02, 106,184.57 and 45,114.45

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Solution

The fourth proportional to 76,945.02, 106,184.57 and 45,114.45 is: 62,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,945.02 : 106,184.57 = 45,114.45 : x
  2. Step 2: Convert to fraction form
    76,945.02/106,184.57 = 45,114.45/x
  3. Step 3: Cross multiply
    76,945.02x = 106,184.57 × 45,114.45
  4. Step 4: Simplify right side
    76,945.02x = 4,790,458,248.46
  5. Step 5: Solve for x
    x = 4,790,458,248.46/76,945.02
  6. Step 6: Final answer
    x = 62,258.20

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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.