Home / 65,225.20-97,837.80-64,836.40

Finding the Fourth Proportional to 65,225.20, 97,837.80 and 64,836.40

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Solution

The fourth proportional to 65,225.20, 97,837.80 and 64,836.40 is: 97,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,225.20 : 97,837.80 = 64,836.40 : x
  2. Step 2: Convert to fraction form
    65,225.20/97,837.80 = 64,836.40/x
  3. Step 3: Cross multiply
    65,225.20x = 97,837.80 × 64,836.40
  4. Step 4: Simplify right side
    65,225.20x = 6,343,450,735.92
  5. Step 5: Solve for x
    x = 6,343,450,735.92/65,225.20
  6. Step 6: Final answer
    x = 97,254.60

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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.