Home / 113,938.40-170,928.35-39,066.10

Finding the Fourth Proportional to 113,938.40, 170,928.35 and 39,066.10

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Solution

The fourth proportional to 113,938.40, 170,928.35 and 39,066.10 is: 58,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,938.40 : 170,928.35 = 39,066.10 : x
  2. Step 2: Convert to fraction form
    113,938.40/170,928.35 = 39,066.10/x
  3. Step 3: Cross multiply
    113,938.40x = 170,928.35 × 39,066.10
  4. Step 4: Simplify right side
    113,938.40x = 6,677,503,647.65
  5. Step 5: Solve for x
    x = 6,677,503,647.65/113,938.40
  6. Step 6: Final answer
    x = 58,606.26

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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.