Home / 65,274.66-90,099.54-36,999.18

Finding the Fourth Proportional to 65,274.66, 90,099.54 and 36,999.18

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Solution

The fourth proportional to 65,274.66, 90,099.54 and 36,999.18 is: 51,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,274.66 : 90,099.54 = 36,999.18 : x
  2. Step 2: Convert to fraction form
    65,274.66/90,099.54 = 36,999.18/x
  3. Step 3: Cross multiply
    65,274.66x = 90,099.54 × 36,999.18
  4. Step 4: Simplify right side
    65,274.66x = 3,333,609,098.38
  5. Step 5: Solve for x
    x = 3,333,609,098.38/65,274.66
  6. Step 6: Final answer
    x = 51,070.49

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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.