Home / 65,854.10-90,877.74-37,560.26

Finding the Fourth Proportional to 65,854.10, 90,877.74 and 37,560.26

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Solution

The fourth proportional to 65,854.10, 90,877.74 and 37,560.26 is: 51,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,854.10 : 90,877.74 = 37,560.26 : x
  2. Step 2: Convert to fraction form
    65,854.10/90,877.74 = 37,560.26/x
  3. Step 3: Cross multiply
    65,854.10x = 90,877.74 × 37,560.26
  4. Step 4: Simplify right side
    65,854.10x = 3,413,391,542.61
  5. Step 5: Solve for x
    x = 3,413,391,542.61/65,854.10
  6. Step 6: Final answer
    x = 51,832.64

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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.