Home / 66,283.22-91,472.53-36,070.18

Finding the Fourth Proportional to 66,283.22, 91,472.53 and 36,070.18

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Solution

The fourth proportional to 66,283.22, 91,472.53 and 36,070.18 is: 49,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,283.22 : 91,472.53 = 36,070.18 : x
  2. Step 2: Convert to fraction form
    66,283.22/91,472.53 = 36,070.18/x
  3. Step 3: Cross multiply
    66,283.22x = 91,472.53 × 36,070.18
  4. Step 4: Simplify right side
    66,283.22x = 3,299,430,622.16
  5. Step 5: Solve for x
    x = 3,299,430,622.16/66,283.22
  6. Step 6: Final answer
    x = 49,777.77

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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.