Home / 228,127.76-314,818.34-126,160.07

Finding the Fourth Proportional to 228,127.76, 314,818.34 and 126,160.07

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Solution

The fourth proportional to 228,127.76, 314,818.34 and 126,160.07 is: 174,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,127.76 : 314,818.34 = 126,160.07 : x
  2. Step 2: Convert to fraction form
    228,127.76/314,818.34 = 126,160.07/x
  3. Step 3: Cross multiply
    228,127.76x = 314,818.34 × 126,160.07
  4. Step 4: Simplify right side
    228,127.76x = 39,717,501,606.79
  5. Step 5: Solve for x
    x = 39,717,501,606.79/228,127.76
  6. Step 6: Final answer
    x = 174,102.01

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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.