Home / 157,748.22-217,466.46-97,278.30

Finding the Fourth Proportional to 157,748.22, 217,466.46 and 97,278.30

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Solution

The fourth proportional to 157,748.22, 217,466.46 and 97,278.30 is: 134,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,748.22 : 217,466.46 = 97,278.30 : x
  2. Step 2: Convert to fraction form
    157,748.22/217,466.46 = 97,278.30/x
  3. Step 3: Cross multiply
    157,748.22x = 217,466.46 × 97,278.30
  4. Step 4: Simplify right side
    157,748.22x = 21,154,767,535.82
  5. Step 5: Solve for x
    x = 21,154,767,535.82/157,748.22
  6. Step 6: Final answer
    x = 134,104.64

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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.