Home / 52,202.08-72,073.56-30,988.16

Finding the Fourth Proportional to 52,202.08, 72,073.56 and 30,988.16

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Solution

The fourth proportional to 52,202.08, 72,073.56 and 30,988.16 is: 42,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.08 : 72,073.56 = 30,988.16 : x
  2. Step 2: Convert to fraction form
    52,202.08/72,073.56 = 30,988.16/x
  3. Step 3: Cross multiply
    52,202.08x = 72,073.56 × 30,988.16
  4. Step 4: Simplify right side
    52,202.08x = 2,233,427,009.05
  5. Step 5: Solve for x
    x = 2,233,427,009.05/52,202.08
  6. Step 6: Final answer
    x = 42,784.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.