Home / 97,312.60-145,956.35-30,759.46

Finding the Fourth Proportional to 97,312.60, 145,956.35 and 30,759.46

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Solution

The fourth proportional to 97,312.60, 145,956.35 and 30,759.46 is: 46,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,312.60 : 145,956.35 = 30,759.46 : x
  2. Step 2: Convert to fraction form
    97,312.60/145,956.35 = 30,759.46/x
  3. Step 3: Cross multiply
    97,312.60x = 145,956.35 × 30,759.46
  4. Step 4: Simplify right side
    97,312.60x = 4,489,538,048.56
  5. Step 5: Solve for x
    x = 4,489,538,048.56/97,312.60
  6. Step 6: Final answer
    x = 46,135.22

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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.