Home / 147,125.40-220,688.10-94,594.20

Finding the Fourth Proportional to 147,125.40, 220,688.10 and 94,594.20

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Solution

The fourth proportional to 147,125.40, 220,688.10 and 94,594.20 is: 141,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,125.40 : 220,688.10 = 94,594.20 : x
  2. Step 2: Convert to fraction form
    147,125.40/220,688.10 = 94,594.20/x
  3. Step 3: Cross multiply
    147,125.40x = 220,688.10 × 94,594.20
  4. Step 4: Simplify right side
    147,125.40x = 20,875,814,269.02
  5. Step 5: Solve for x
    x = 20,875,814,269.02/147,125.40
  6. Step 6: Final answer
    x = 141,891.30

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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.