Home / 121,862.14-182,808.25-59,485.50

Finding the Fourth Proportional to 121,862.14, 182,808.25 and 59,485.50

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Solution

The fourth proportional to 121,862.14, 182,808.25 and 59,485.50 is: 89,235.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,862.14 : 182,808.25 = 59,485.50 : x
  2. Step 2: Convert to fraction form
    121,862.14/182,808.25 = 59,485.50/x
  3. Step 3: Cross multiply
    121,862.14x = 182,808.25 × 59,485.50
  4. Step 4: Simplify right side
    121,862.14x = 10,874,440,155.38
  5. Step 5: Solve for x
    x = 10,874,440,155.38/121,862.14
  6. Step 6: Final answer
    x = 89,235.59

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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.