Home / 97,197.42-134,157.46-63,290.54

Finding the Fourth Proportional to 97,197.42, 134,157.46 and 63,290.54

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Solution

The fourth proportional to 97,197.42, 134,157.46 and 63,290.54 is: 87,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,197.42 : 134,157.46 = 63,290.54 : x
  2. Step 2: Convert to fraction form
    97,197.42/134,157.46 = 63,290.54/x
  3. Step 3: Cross multiply
    97,197.42x = 134,157.46 × 63,290.54
  4. Step 4: Simplify right side
    97,197.42x = 8,490,898,088.43
  5. Step 5: Solve for x
    x = 8,490,898,088.43/97,197.42
  6. Step 6: Final answer
    x = 87,357.24

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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.