Home / 146,995.86-220,495.02-47,156.22

Finding the Fourth Proportional to 146,995.86, 220,495.02 and 47,156.22

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Solution

The fourth proportional to 146,995.86, 220,495.02 and 47,156.22 is: 70,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,995.86 : 220,495.02 = 47,156.22 : x
  2. Step 2: Convert to fraction form
    146,995.86/220,495.02 = 47,156.22/x
  3. Step 3: Cross multiply
    146,995.86x = 220,495.02 × 47,156.22
  4. Step 4: Simplify right side
    146,995.86x = 10,397,711,672.02
  5. Step 5: Solve for x
    x = 10,397,711,672.02/146,995.86
  6. Step 6: Final answer
    x = 70,734.72

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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.