Home / 147,080.04-220,530.96-66,012.24

Finding the Fourth Proportional to 147,080.04, 220,530.96 and 66,012.24

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Solution

The fourth proportional to 147,080.04, 220,530.96 and 66,012.24 is: 98,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,080.04 : 220,530.96 = 66,012.24 : x
  2. Step 2: Convert to fraction form
    147,080.04/220,530.96 = 66,012.24/x
  3. Step 3: Cross multiply
    147,080.04x = 220,530.96 × 66,012.24
  4. Step 4: Simplify right side
    147,080.04x = 14,557,742,658.95
  5. Step 5: Solve for x
    x = 14,557,742,658.95/147,080.04
  6. Step 6: Final answer
    x = 98,978.37

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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.