Home / 65,168.07-97,347.76-47,256.54

Finding the Fourth Proportional to 65,168.07, 97,347.76 and 47,256.54

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Solution

The fourth proportional to 65,168.07, 97,347.76 and 47,256.54 is: 70,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,168.07 : 97,347.76 = 47,256.54 : x
  2. Step 2: Convert to fraction form
    65,168.07/97,347.76 = 47,256.54/x
  3. Step 3: Cross multiply
    65,168.07x = 97,347.76 × 47,256.54
  4. Step 4: Simplify right side
    65,168.07x = 4,600,318,314.35
  5. Step 5: Solve for x
    x = 4,600,318,314.35/65,168.07
  6. Step 6: Final answer
    x = 70,591.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.