Home / 97,314.30-145,870.65-52,847.10

Finding the Fourth Proportional to 97,314.30, 145,870.65 and 52,847.10

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Solution

The fourth proportional to 97,314.30, 145,870.65 and 52,847.10 is: 79,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,314.30 : 145,870.65 = 52,847.10 : x
  2. Step 2: Convert to fraction form
    97,314.30/145,870.65 = 52,847.10/x
  3. Step 3: Cross multiply
    97,314.30x = 145,870.65 × 52,847.10
  4. Step 4: Simplify right side
    97,314.30x = 7,708,840,827.62
  5. Step 5: Solve for x
    x = 7,708,840,827.62/97,314.30
  6. Step 6: Final answer
    x = 79,215.91

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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.