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Finding the Fourth Proportional to 228,368.52, 342,159.03 and 151,384.32

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Solution

The fourth proportional to 228,368.52, 342,159.03 and 151,384.32 is: 226,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,368.52 : 342,159.03 = 151,384.32 : x
  2. Step 2: Convert to fraction form
    228,368.52/342,159.03 = 151,384.32/x
  3. Step 3: Cross multiply
    228,368.52x = 342,159.03 × 151,384.32
  4. Step 4: Simplify right side
    228,368.52x = 51,797,512,088.41
  5. Step 5: Solve for x
    x = 51,797,512,088.41/228,368.52
  6. Step 6: Final answer
    x = 226,815.47

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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.