Home / 64,968.20-97,452.30-61,031.60

Finding the Fourth Proportional to 64,968.20, 97,452.30 and 61,031.60

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Solution

The fourth proportional to 64,968.20, 97,452.30 and 61,031.60 is: 91,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,968.20 : 97,452.30 = 61,031.60 : x
  2. Step 2: Convert to fraction form
    64,968.20/97,452.30 = 61,031.60/x
  3. Step 3: Cross multiply
    64,968.20x = 97,452.30 × 61,031.60
  4. Step 4: Simplify right side
    64,968.20x = 5,947,669,792.68
  5. Step 5: Solve for x
    x = 5,947,669,792.68/64,968.20
  6. Step 6: Final answer
    x = 91,547.40

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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.