Home / 70,532.22-97,340.63-38,707.28

Finding the Fourth Proportional to 70,532.22, 97,340.63 and 38,707.28

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Solution

The fourth proportional to 70,532.22, 97,340.63 and 38,707.28 is: 53,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.22 : 97,340.63 = 38,707.28 : x
  2. Step 2: Convert to fraction form
    70,532.22/97,340.63 = 38,707.28/x
  3. Step 3: Cross multiply
    70,532.22x = 97,340.63 × 38,707.28
  4. Step 4: Simplify right side
    70,532.22x = 3,767,790,340.55
  5. Step 5: Solve for x
    x = 3,767,790,340.55/70,532.22
  6. Step 6: Final answer
    x = 53,419.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.