Home / 60,256.34-90,404.98-20,279.46

Finding the Fourth Proportional to 60,256.34, 90,404.98 and 20,279.46

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Solution

The fourth proportional to 60,256.34, 90,404.98 and 20,279.46 is: 30,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,256.34 : 90,404.98 = 20,279.46 : x
  2. Step 2: Convert to fraction form
    60,256.34/90,404.98 = 20,279.46/x
  3. Step 3: Cross multiply
    60,256.34x = 90,404.98 × 20,279.46
  4. Step 4: Simplify right side
    60,256.34x = 1,833,364,464.03
  5. Step 5: Solve for x
    x = 1,833,364,464.03/60,256.34
  6. Step 6: Final answer
    x = 30,426.08

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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.