Home / 113,412.48-170,069.60-34,508.40

Finding the Fourth Proportional to 113,412.48, 170,069.60 and 34,508.40

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Solution

The fourth proportional to 113,412.48, 170,069.60 and 34,508.40 is: 51,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,412.48 : 170,069.60 = 34,508.40 : x
  2. Step 2: Convert to fraction form
    113,412.48/170,069.60 = 34,508.40/x
  3. Step 3: Cross multiply
    113,412.48x = 170,069.60 × 34,508.40
  4. Step 4: Simplify right side
    113,412.48x = 5,868,829,784.64
  5. Step 5: Solve for x
    x = 5,868,829,784.64/113,412.48
  6. Step 6: Final answer
    x = 51,747.65

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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.