Home / 69,071.94-103,385.07-35,746.20

Finding the Fourth Proportional to 69,071.94, 103,385.07 and 35,746.20

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Solution

The fourth proportional to 69,071.94, 103,385.07 and 35,746.20 is: 53,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,071.94 : 103,385.07 = 35,746.20 : x
  2. Step 2: Convert to fraction form
    69,071.94/103,385.07 = 35,746.20/x
  3. Step 3: Cross multiply
    69,071.94x = 103,385.07 × 35,746.20
  4. Step 4: Simplify right side
    69,071.94x = 3,695,623,389.23
  5. Step 5: Solve for x
    x = 3,695,623,389.23/69,071.94
  6. Step 6: Final answer
    x = 53,503.98

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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.