Home / 48,162.04-72,196.08-20,090.16

Finding the Fourth Proportional to 48,162.04, 72,196.08 and 20,090.16

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Solution

The fourth proportional to 48,162.04, 72,196.08 and 20,090.16 is: 30,115.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,162.04 : 72,196.08 = 20,090.16 : x
  2. Step 2: Convert to fraction form
    48,162.04/72,196.08 = 20,090.16/x
  3. Step 3: Cross multiply
    48,162.04x = 72,196.08 × 20,090.16
  4. Step 4: Simplify right side
    48,162.04x = 1,450,430,798.57
  5. Step 5: Solve for x
    x = 1,450,430,798.57/48,162.04
  6. Step 6: Final answer
    x = 30,115.64

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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.