Home / 65,814.47-90,823.87-35,599.70

Finding the Fourth Proportional to 65,814.47, 90,823.87 and 35,599.70

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Solution

The fourth proportional to 65,814.47, 90,823.87 and 35,599.70 is: 49,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,814.47 : 90,823.87 = 35,599.70 : x
  2. Step 2: Convert to fraction form
    65,814.47/90,823.87 = 35,599.70/x
  3. Step 3: Cross multiply
    65,814.47x = 90,823.87 × 35,599.70
  4. Step 4: Simplify right side
    65,814.47x = 3,233,302,746.34
  5. Step 5: Solve for x
    x = 3,233,302,746.34/65,814.47
  6. Step 6: Final answer
    x = 49,127.53

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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.