Home / 145,077.07-200,155.03-94,805.23

Finding the Fourth Proportional to 145,077.07, 200,155.03 and 94,805.23

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Solution

The fourth proportional to 145,077.07, 200,155.03 and 94,805.23 is: 130,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,077.07 : 200,155.03 = 94,805.23 : x
  2. Step 2: Convert to fraction form
    145,077.07/200,155.03 = 94,805.23/x
  3. Step 3: Cross multiply
    145,077.07x = 200,155.03 × 94,805.23
  4. Step 4: Simplify right side
    145,077.07x = 18,975,743,654.81
  5. Step 5: Solve for x
    x = 18,975,743,654.81/145,077.07
  6. Step 6: Final answer
    x = 130,797.68

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1.5x scale

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.