Home / 60,020.28-90,108.18-37,878.12

Finding the Fourth Proportional to 60,020.28, 90,108.18 and 37,878.12

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Solution

The fourth proportional to 60,020.28, 90,108.18 and 37,878.12 is: 56,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,020.28 : 90,108.18 = 37,878.12 : x
  2. Step 2: Convert to fraction form
    60,020.28/90,108.18 = 37,878.12/x
  3. Step 3: Cross multiply
    60,020.28x = 90,108.18 × 37,878.12
  4. Step 4: Simplify right side
    60,020.28x = 3,413,128,455.02
  5. Step 5: Solve for x
    x = 3,413,128,455.02/60,020.28
  6. Step 6: Final answer
    x = 56,866.25

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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.