Home / 52,300.53-72,167.22-30,777.48

Finding the Fourth Proportional to 52,300.53, 72,167.22 and 30,777.48

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Solution

The fourth proportional to 52,300.53, 72,167.22 and 30,777.48 is: 42,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,300.53 : 72,167.22 = 30,777.48 : x
  2. Step 2: Convert to fraction form
    52,300.53/72,167.22 = 30,777.48/x
  3. Step 3: Cross multiply
    52,300.53x = 72,167.22 × 30,777.48
  4. Step 4: Simplify right side
    52,300.53x = 2,221,125,170.21
  5. Step 5: Solve for x
    x = 2,221,125,170.21/52,300.53
  6. Step 6: Final answer
    x = 42,468.50

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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.