Home / 65,099.09-97,490.93-45,052.40

Finding the Fourth Proportional to 65,099.09, 97,490.93 and 45,052.40

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Solution

The fourth proportional to 65,099.09, 97,490.93 and 45,052.40 is: 67,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,099.09 : 97,490.93 = 45,052.40 : x
  2. Step 2: Convert to fraction form
    65,099.09/97,490.93 = 45,052.40/x
  3. Step 3: Cross multiply
    65,099.09x = 97,490.93 × 45,052.40
  4. Step 4: Simplify right side
    65,099.09x = 4,392,200,393.20
  5. Step 5: Solve for x
    x = 4,392,200,393.20/65,099.09
  6. Step 6: Final answer
    x = 67,469.46

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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.