Home / 147,026.46-220,568.40-47,178.98

Finding the Fourth Proportional to 147,026.46, 220,568.40 and 47,178.98

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Solution

The fourth proportional to 147,026.46, 220,568.40 and 47,178.98 is: 70,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,026.46 : 220,568.40 = 47,178.98 : x
  2. Step 2: Convert to fraction form
    147,026.46/220,568.40 = 47,178.98/x
  3. Step 3: Cross multiply
    147,026.46x = 220,568.40 × 47,178.98
  4. Step 4: Simplify right side
    147,026.46x = 10,406,192,132.23
  5. Step 5: Solve for x
    x = 10,406,192,132.23/147,026.46
  6. Step 6: Final answer
    x = 70,777.68

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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.