Home / 97,147.43-145,598.70-52,056.96

Finding the Fourth Proportional to 97,147.43, 145,598.70 and 52,056.96

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Solution

The fourth proportional to 97,147.43, 145,598.70 and 52,056.96 is: 78,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,147.43 : 145,598.70 = 52,056.96 : x
  2. Step 2: Convert to fraction form
    97,147.43/145,598.70 = 52,056.96/x
  3. Step 3: Cross multiply
    97,147.43x = 145,598.70 × 52,056.96
  4. Step 4: Simplify right side
    97,147.43x = 7,579,425,877.34
  5. Step 5: Solve for x
    x = 7,579,425,877.34/97,147.43
  6. Step 6: Final answer
    x = 78,019.83

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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.