Home / 145,946.66-201,403.71-82,284.53

Finding the Fourth Proportional to 145,946.66, 201,403.71 and 82,284.53

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Solution

The fourth proportional to 145,946.66, 201,403.71 and 82,284.53 is: 113,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,946.66 : 201,403.71 = 82,284.53 : x
  2. Step 2: Convert to fraction form
    145,946.66/201,403.71 = 82,284.53/x
  3. Step 3: Cross multiply
    145,946.66x = 201,403.71 × 82,284.53
  4. Step 4: Simplify right side
    145,946.66x = 16,572,408,610.59
  5. Step 5: Solve for x
    x = 16,572,408,610.59/145,946.66
  6. Step 6: Final answer
    x = 113,551.14

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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.