Home / 145,110.18-200,319.63-96,792.52

Finding the Fourth Proportional to 145,110.18, 200,319.63 and 96,792.52

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Solution

The fourth proportional to 145,110.18, 200,319.63 and 96,792.52 is: 133,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,110.18 : 200,319.63 = 96,792.52 : x
  2. Step 2: Convert to fraction form
    145,110.18/200,319.63 = 96,792.52/x
  3. Step 3: Cross multiply
    145,110.18x = 200,319.63 × 96,792.52
  4. Step 4: Simplify right side
    145,110.18x = 19,389,441,849.45
  5. Step 5: Solve for x
    x = 19,389,441,849.45/145,110.18
  6. Step 6: Final answer
    x = 133,618.75

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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.