Home / 53,050.28-73,209.36-29,178.56

Finding the Fourth Proportional to 53,050.28, 73,209.36 and 29,178.56

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Solution

The fourth proportional to 53,050.28, 73,209.36 and 29,178.56 is: 40,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.28 : 73,209.36 = 29,178.56 : x
  2. Step 2: Convert to fraction form
    53,050.28/73,209.36 = 29,178.56/x
  3. Step 3: Cross multiply
    53,050.28x = 73,209.36 × 29,178.56
  4. Step 4: Simplify right side
    53,050.28x = 2,136,143,703.32
  5. Step 5: Solve for x
    x = 2,136,143,703.32/53,050.28
  6. Step 6: Final answer
    x = 40,266.40

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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.