Home / 146,742.30-220,113.45-94,254.30

Finding the Fourth Proportional to 146,742.30, 220,113.45 and 94,254.30

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Solution

The fourth proportional to 146,742.30, 220,113.45 and 94,254.30 is: 141,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,742.30 : 220,113.45 = 94,254.30 : x
  2. Step 2: Convert to fraction form
    146,742.30/220,113.45 = 94,254.30/x
  3. Step 3: Cross multiply
    146,742.30x = 220,113.45 × 94,254.30
  4. Step 4: Simplify right side
    146,742.30x = 20,746,639,150.34
  5. Step 5: Solve for x
    x = 20,746,639,150.34/146,742.30
  6. Step 6: Final answer
    x = 141,381.45

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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.