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Finding the Fourth Proportional to 237,866.90, 356,100.50 and 158,784.98

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Solution

The fourth proportional to 237,866.90, 356,100.50 and 158,784.98 is: 237,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,866.90 : 356,100.50 = 158,784.98 : x
  2. Step 2: Convert to fraction form
    237,866.90/356,100.50 = 158,784.98/x
  3. Step 3: Cross multiply
    237,866.90x = 356,100.50 × 158,784.98
  4. Step 4: Simplify right side
    237,866.90x = 56,543,408,196.06
  5. Step 5: Solve for x
    x = 56,543,408,196.06/237,866.90
  6. Step 6: Final answer
    x = 237,710.29

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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.