Home / 145,017.92-200,083.85-94,032.80

Finding the Fourth Proportional to 145,017.92, 200,083.85 and 94,032.80

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Solution

The fourth proportional to 145,017.92, 200,083.85 and 94,032.80 is: 129,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,017.92 : 200,083.85 = 94,032.80 : x
  2. Step 2: Convert to fraction form
    145,017.92/200,083.85 = 94,032.80/x
  3. Step 3: Cross multiply
    145,017.92x = 200,083.85 × 94,032.80
  4. Step 4: Simplify right side
    145,017.92x = 18,814,444,018.17
  5. Step 5: Solve for x
    x = 18,814,444,018.17/145,017.92
  6. Step 6: Final answer
    x = 129,738.75

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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.