Home / 113,071.50-169,685.01-39,199.50

Finding the Fourth Proportional to 113,071.50, 169,685.01 and 39,199.50

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Solution

The fourth proportional to 113,071.50, 169,685.01 and 39,199.50 is: 58,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,071.50 : 169,685.01 = 39,199.50 : x
  2. Step 2: Convert to fraction form
    113,071.50/169,685.01 = 39,199.50/x
  3. Step 3: Cross multiply
    113,071.50x = 169,685.01 × 39,199.50
  4. Step 4: Simplify right side
    113,071.50x = 6,651,567,549.50
  5. Step 5: Solve for x
    x = 6,651,567,549.50/113,071.50
  6. Step 6: Final answer
    x = 58,826.21

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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.