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Finding the Fourth Proportional to 65,334.59, 97,878.24 and 38,600.64

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Solution

The fourth proportional to 65,334.59, 97,878.24 and 38,600.64 is: 57,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,334.59 : 97,878.24 = 38,600.64 : x
  2. Step 2: Convert to fraction form
    65,334.59/97,878.24 = 38,600.64/x
  3. Step 3: Cross multiply
    65,334.59x = 97,878.24 × 38,600.64
  4. Step 4: Simplify right side
    65,334.59x = 3,778,162,706.07
  5. Step 5: Solve for x
    x = 3,778,162,706.07/65,334.59
  6. Step 6: Final answer
    x = 57,827.91

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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.