Home / 70,428.22-97,191.71-38,596.44

Finding the Fourth Proportional to 70,428.22, 97,191.71 and 38,596.44

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Solution

The fourth proportional to 70,428.22, 97,191.71 and 38,596.44 is: 53,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,428.22 : 97,191.71 = 38,596.44 : x
  2. Step 2: Convert to fraction form
    70,428.22/97,191.71 = 38,596.44/x
  3. Step 3: Cross multiply
    70,428.22x = 97,191.71 × 38,596.44
  4. Step 4: Simplify right side
    70,428.22x = 3,751,254,003.51
  5. Step 5: Solve for x
    x = 3,751,254,003.51/70,428.22
  6. Step 6: Final answer
    x = 53,263.51

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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.