Home / 145,292.64-200,572.08-96,975.36

Finding the Fourth Proportional to 145,292.64, 200,572.08 and 96,975.36

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Solution

The fourth proportional to 145,292.64, 200,572.08 and 96,975.36 is: 133,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,292.64 : 200,572.08 = 96,975.36 : x
  2. Step 2: Convert to fraction form
    145,292.64/200,572.08 = 96,975.36/x
  3. Step 3: Cross multiply
    145,292.64x = 200,572.08 × 96,975.36
  4. Step 4: Simplify right side
    145,292.64x = 19,450,549,663.95
  5. Step 5: Solve for x
    x = 19,450,549,663.95/145,292.64
  6. Step 6: Final answer
    x = 133,871.54

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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.