Home / 148,110.40-221,971.20-59,291.20

Finding the Fourth Proportional to 148,110.40, 221,971.20 and 59,291.20

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Solution

The fourth proportional to 148,110.40, 221,971.20 and 59,291.20 is: 88,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,110.40 : 221,971.20 = 59,291.20 : x
  2. Step 2: Convert to fraction form
    148,110.40/221,971.20 = 59,291.20/x
  3. Step 3: Cross multiply
    148,110.40x = 221,971.20 × 59,291.20
  4. Step 4: Simplify right side
    148,110.40x = 13,160,938,813.44
  5. Step 5: Solve for x
    x = 13,160,938,813.44/148,110.40
  6. Step 6: Final answer
    x = 88,858.98

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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.