Home / 65,814.02-90,823.36-35,599.33

Finding the Fourth Proportional to 65,814.02, 90,823.36 and 35,599.33

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Solution

The fourth proportional to 65,814.02, 90,823.36 and 35,599.33 is: 49,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,814.02 : 90,823.36 = 35,599.33 : x
  2. Step 2: Convert to fraction form
    65,814.02/90,823.36 = 35,599.33/x
  3. Step 3: Cross multiply
    65,814.02x = 90,823.36 × 35,599.33
  4. Step 4: Simplify right side
    65,814.02x = 3,233,250,448.29
  5. Step 5: Solve for x
    x = 3,233,250,448.29/65,814.02
  6. Step 6: Final answer
    x = 49,127.08

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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.