Home / 228,946.96-315,966.21-127,005.27

Finding the Fourth Proportional to 228,946.96, 315,966.21 and 127,005.27

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Solution

The fourth proportional to 228,946.96, 315,966.21 and 127,005.27 is: 175,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,946.96 : 315,966.21 = 127,005.27 : x
  2. Step 2: Convert to fraction form
    228,946.96/315,966.21 = 127,005.27/x
  3. Step 3: Cross multiply
    228,946.96x = 315,966.21 × 127,005.27
  4. Step 4: Simplify right side
    228,946.96x = 40,129,372,549.61
  5. Step 5: Solve for x
    x = 40,129,372,549.61/228,946.96
  6. Step 6: Final answer
    x = 175,278.03

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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.