Home / 147,607.80-221,411.70-118,083.30

Finding the Fourth Proportional to 147,607.80, 221,411.70 and 118,083.30

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Solution

The fourth proportional to 147,607.80, 221,411.70 and 118,083.30 is: 177,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,607.80 : 221,411.70 = 118,083.30 : x
  2. Step 2: Convert to fraction form
    147,607.80/221,411.70 = 118,083.30/x
  3. Step 3: Cross multiply
    147,607.80x = 221,411.70 × 118,083.30
  4. Step 4: Simplify right side
    147,607.80x = 26,145,024,194.61
  5. Step 5: Solve for x
    x = 26,145,024,194.61/147,607.80
  6. Step 6: Final answer
    x = 177,124.95

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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.