Home / 147,012.85-220,498.50-47,160.07

Finding the Fourth Proportional to 147,012.85, 220,498.50 and 47,160.07

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Solution

The fourth proportional to 147,012.85, 220,498.50 and 47,160.07 is: 70,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,012.85 : 220,498.50 = 47,160.07 : x
  2. Step 2: Convert to fraction form
    147,012.85/220,498.50 = 47,160.07/x
  3. Step 3: Cross multiply
    147,012.85x = 220,498.50 × 47,160.07
  4. Step 4: Simplify right side
    147,012.85x = 10,398,724,694.90
  5. Step 5: Solve for x
    x = 10,398,724,694.90/147,012.85
  6. Step 6: Final answer
    x = 70,733.44

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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.