Home / 147,046.08-220,438.08-68,051.76

Finding the Fourth Proportional to 147,046.08, 220,438.08 and 68,051.76

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Solution

The fourth proportional to 147,046.08, 220,438.08 and 68,051.76 is: 102,017.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,046.08 : 220,438.08 = 68,051.76 : x
  2. Step 2: Convert to fraction form
    147,046.08/220,438.08 = 68,051.76/x
  3. Step 3: Cross multiply
    147,046.08x = 220,438.08 × 68,051.76
  4. Step 4: Simplify right side
    147,046.08x = 15,001,199,315.02
  5. Step 5: Solve for x
    x = 15,001,199,315.02/147,046.08
  6. Step 6: Final answer
    x = 102,017.00

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1.5x scale

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.