Home / 228,034.02-342,124.86-109,689.96

Finding the Fourth Proportional to 228,034.02, 342,124.86 and 109,689.96

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Solution

The fourth proportional to 228,034.02, 342,124.86 and 109,689.96 is: 164,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,034.02 : 342,124.86 = 109,689.96 : x
  2. Step 2: Convert to fraction form
    228,034.02/342,124.86 = 109,689.96/x
  3. Step 3: Cross multiply
    228,034.02x = 342,124.86 × 109,689.96
  4. Step 4: Simplify right side
    228,034.02x = 37,527,662,208.41
  5. Step 5: Solve for x
    x = 37,527,662,208.41/228,034.02
  6. Step 6: Final answer
    x = 164,570.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.