Home / 66,988.14-92,444.85-36,776.31

Finding the Fourth Proportional to 66,988.14, 92,444.85 and 36,776.31

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Solution

The fourth proportional to 66,988.14, 92,444.85 and 36,776.31 is: 50,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,988.14 : 92,444.85 = 36,776.31 : x
  2. Step 2: Convert to fraction form
    66,988.14/92,444.85 = 36,776.31/x
  3. Step 3: Cross multiply
    66,988.14x = 92,444.85 × 36,776.31
  4. Step 4: Simplify right side
    66,988.14x = 3,399,780,461.50
  5. Step 5: Solve for x
    x = 3,399,780,461.50/66,988.14
  6. Step 6: Final answer
    x = 50,751.98

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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.