Home / 269,211.84-371,499.04-156,071.36

Finding the Fourth Proportional to 269,211.84, 371,499.04 and 156,071.36

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Solution

The fourth proportional to 269,211.84, 371,499.04 and 156,071.36 is: 215,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,211.84 : 371,499.04 = 156,071.36 : x
  2. Step 2: Convert to fraction form
    269,211.84/371,499.04 = 156,071.36/x
  3. Step 3: Cross multiply
    269,211.84x = 371,499.04 × 156,071.36
  4. Step 4: Simplify right side
    269,211.84x = 57,980,360,411.49
  5. Step 5: Solve for x
    x = 57,980,360,411.49/269,211.84
  6. Step 6: Final answer
    x = 215,370.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.