Home / 147,895.67-221,865.98-54,394.13

Finding the Fourth Proportional to 147,895.67, 221,865.98 and 54,394.13

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Solution

The fourth proportional to 147,895.67, 221,865.98 and 54,394.13 is: 81,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,895.67 : 221,865.98 = 54,394.13 : x
  2. Step 2: Convert to fraction form
    147,895.67/221,865.98 = 54,394.13/x
  3. Step 3: Cross multiply
    147,895.67x = 221,865.98 × 54,394.13
  4. Step 4: Simplify right side
    147,895.67x = 12,068,205,577.40
  5. Step 5: Solve for x
    x = 12,068,205,577.40/147,895.67
  6. Step 6: Final answer
    x = 81,599.45

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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.