Home / 67,113.14-92,611.36-36,897.68

Finding the Fourth Proportional to 67,113.14, 92,611.36 and 36,897.68

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Solution

The fourth proportional to 67,113.14, 92,611.36 and 36,897.68 is: 50,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,113.14 : 92,611.36 = 36,897.68 : x
  2. Step 2: Convert to fraction form
    67,113.14/92,611.36 = 36,897.68/x
  3. Step 3: Cross multiply
    67,113.14x = 92,611.36 × 36,897.68
  4. Step 4: Simplify right side
    67,113.14x = 3,417,143,770.34
  5. Step 5: Solve for x
    x = 3,417,143,770.34/67,113.14
  6. Step 6: Final answer
    x = 50,916.17

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1.5x scale

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.