Home / 147,669.22-221,506.98-52,905.58

Finding the Fourth Proportional to 147,669.22, 221,506.98 and 52,905.58

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Solution

The fourth proportional to 147,669.22, 221,506.98 and 52,905.58 is: 79,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,669.22 : 221,506.98 = 52,905.58 : x
  2. Step 2: Convert to fraction form
    147,669.22/221,506.98 = 52,905.58/x
  3. Step 3: Cross multiply
    147,669.22x = 221,506.98 × 52,905.58
  4. Step 4: Simplify right side
    147,669.22x = 11,718,955,250.95
  5. Step 5: Solve for x
    x = 11,718,955,250.95/147,669.22
  6. Step 6: Final answer
    x = 79,359.50

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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.