Home / 228,041.76-314,670.38-126,053.45

Finding the Fourth Proportional to 228,041.76, 314,670.38 and 126,053.45

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Solution

The fourth proportional to 228,041.76, 314,670.38 and 126,053.45 is: 173,938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,041.76 : 314,670.38 = 126,053.45 : x
  2. Step 2: Convert to fraction form
    228,041.76/314,670.38 = 126,053.45/x
  3. Step 3: Cross multiply
    228,041.76x = 314,670.38 × 126,053.45
  4. Step 4: Simplify right side
    228,041.76x = 39,665,284,808.19
  5. Step 5: Solve for x
    x = 39,665,284,808.19/228,041.76
  6. Step 6: Final answer
    x = 173,938.69

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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.