Home / 285,072.26-427,482.02-151,927.70

Finding the Fourth Proportional to 285,072.26, 427,482.02 and 151,927.70

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Solution

The fourth proportional to 285,072.26, 427,482.02 and 151,927.70 is: 227,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,072.26 : 427,482.02 = 151,927.70 : x
  2. Step 2: Convert to fraction form
    285,072.26/427,482.02 = 151,927.70/x
  3. Step 3: Cross multiply
    285,072.26x = 427,482.02 × 151,927.70
  4. Step 4: Simplify right side
    285,072.26x = 64,946,357,192.91
  5. Step 5: Solve for x
    x = 64,946,357,192.91/285,072.26
  6. Step 6: Final answer
    x = 227,824.20

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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.