Home / 100,814.47-151,222.05-29,737.98

Finding the Fourth Proportional to 100,814.47, 151,222.05 and 29,737.98

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Solution

The fourth proportional to 100,814.47, 151,222.05 and 29,737.98 is: 44,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,814.47 : 151,222.05 = 29,737.98 : x
  2. Step 2: Convert to fraction form
    100,814.47/151,222.05 = 29,737.98/x
  3. Step 3: Cross multiply
    100,814.47x = 151,222.05 × 29,737.98
  4. Step 4: Simplify right side
    100,814.47x = 4,497,038,298.46
  5. Step 5: Solve for x
    x = 4,497,038,298.46/100,814.47
  6. Step 6: Final answer
    x = 44,607.07

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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.