Home / 146,903.04-220,320.48-71,948.40

Finding the Fourth Proportional to 146,903.04, 220,320.48 and 71,948.40

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Solution

The fourth proportional to 146,903.04, 220,320.48 and 71,948.40 is: 107,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,903.04 : 220,320.48 = 71,948.40 : x
  2. Step 2: Convert to fraction form
    146,903.04/220,320.48 = 71,948.40/x
  3. Step 3: Cross multiply
    146,903.04x = 220,320.48 × 71,948.40
  4. Step 4: Simplify right side
    146,903.04x = 15,851,706,023.23
  5. Step 5: Solve for x
    x = 15,851,706,023.23/146,903.04
  6. Step 6: Final answer
    x = 107,905.91

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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.