Home / 228,044.16-314,667.48-129,928.35

Finding the Fourth Proportional to 228,044.16, 314,667.48 and 129,928.35

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Solution

The fourth proportional to 228,044.16, 314,667.48 and 129,928.35 is: 179,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,044.16 : 314,667.48 = 129,928.35 : x
  2. Step 2: Convert to fraction form
    228,044.16/314,667.48 = 129,928.35/x
  3. Step 3: Cross multiply
    228,044.16x = 314,667.48 × 129,928.35
  4. Step 4: Simplify right side
    228,044.16x = 40,884,228,142.29
  5. Step 5: Solve for x
    x = 40,884,228,142.29/228,044.16
  6. Step 6: Final answer
    x = 179,282.07

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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.