Home / 247,397.37-371,045.03-120,907.77

Finding the Fourth Proportional to 247,397.37, 371,045.03 and 120,907.77

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Solution

The fourth proportional to 247,397.37, 371,045.03 and 120,907.77 is: 181,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,397.37 : 371,045.03 = 120,907.77 : x
  2. Step 2: Convert to fraction form
    247,397.37/371,045.03 = 120,907.77/x
  3. Step 3: Cross multiply
    247,397.37x = 371,045.03 × 120,907.77
  4. Step 4: Simplify right side
    247,397.37x = 44,862,226,542.34
  5. Step 5: Solve for x
    x = 44,862,226,542.34/247,397.37
  6. Step 6: Final answer
    x = 181,336.72

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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.