Home / 89,030.88-122,862.42-53,219.16

Finding the Fourth Proportional to 89,030.88, 122,862.42 and 53,219.16

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Solution

The fourth proportional to 89,030.88, 122,862.42 and 53,219.16 is: 73,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,030.88 : 122,862.42 = 53,219.16 : x
  2. Step 2: Convert to fraction form
    89,030.88/122,862.42 = 53,219.16/x
  3. Step 3: Cross multiply
    89,030.88x = 122,862.42 × 53,219.16
  4. Step 4: Simplify right side
    89,030.88x = 6,538,634,787.97
  5. Step 5: Solve for x
    x = 6,538,634,787.97/89,030.88
  6. Step 6: Final answer
    x = 73,442.32

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1.5x scale

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.