Home / 146,823.12-220,267.50-46,989.30

Finding the Fourth Proportional to 146,823.12, 220,267.50 and 46,989.30

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Solution

The fourth proportional to 146,823.12, 220,267.50 and 46,989.30 is: 70,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,823.12 : 220,267.50 = 46,989.30 : x
  2. Step 2: Convert to fraction form
    146,823.12/220,267.50 = 46,989.30/x
  3. Step 3: Cross multiply
    146,823.12x = 220,267.50 × 46,989.30
  4. Step 4: Simplify right side
    146,823.12x = 10,350,215,637.75
  5. Step 5: Solve for x
    x = 10,350,215,637.75/146,823.12
  6. Step 6: Final answer
    x = 70,494.45

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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.