Home / 147,041.60-220,562.40-133,482.20

Finding the Fourth Proportional to 147,041.60, 220,562.40 and 133,482.20

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Solution

The fourth proportional to 147,041.60, 220,562.40 and 133,482.20 is: 200,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,041.60 : 220,562.40 = 133,482.20 : x
  2. Step 2: Convert to fraction form
    147,041.60/220,562.40 = 133,482.20/x
  3. Step 3: Cross multiply
    147,041.60x = 220,562.40 × 133,482.20
  4. Step 4: Simplify right side
    147,041.60x = 29,441,154,389.28
  5. Step 5: Solve for x
    x = 29,441,154,389.28/147,041.60
  6. Step 6: Final answer
    x = 200,223.30

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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.