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Finding the Fourth Proportional to 371,715.93, 557,574.33 and 101,846.36

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Solution

The fourth proportional to 371,715.93, 557,574.33 and 101,846.36 is: 152,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,715.93 : 557,574.33 = 101,846.36 : x
  2. Step 2: Convert to fraction form
    371,715.93/557,574.33 = 101,846.36/x
  3. Step 3: Cross multiply
    371,715.93x = 557,574.33 × 101,846.36
  4. Step 4: Simplify right side
    371,715.93x = 56,786,913,152.07
  5. Step 5: Solve for x
    x = 56,786,913,152.07/371,715.93
  6. Step 6: Final answer
    x = 152,769.65

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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.