Home / 66,779.40-92,152.72-36,564.17

Finding the Fourth Proportional to 66,779.40, 92,152.72 and 36,564.17

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Solution

The fourth proportional to 66,779.40, 92,152.72 and 36,564.17 is: 50,456.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,779.40 : 92,152.72 = 36,564.17 : x
  2. Step 2: Convert to fraction form
    66,779.40/92,152.72 = 36,564.17/x
  3. Step 3: Cross multiply
    66,779.40x = 92,152.72 × 36,564.17
  4. Step 4: Simplify right side
    66,779.40x = 3,369,487,537.22
  5. Step 5: Solve for x
    x = 3,369,487,537.22/66,779.40
  6. Step 6: Final answer
    x = 50,456.99

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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.