Home / 247,034.02-340,907.16-133,856.77

Finding the Fourth Proportional to 247,034.02, 340,907.16 and 133,856.77

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Solution

The fourth proportional to 247,034.02, 340,907.16 and 133,856.77 is: 184,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,034.02 : 340,907.16 = 133,856.77 : x
  2. Step 2: Convert to fraction form
    247,034.02/340,907.16 = 133,856.77/x
  3. Step 3: Cross multiply
    247,034.02x = 340,907.16 × 133,856.77
  4. Step 4: Simplify right side
    247,034.02x = 45,632,731,307.47
  5. Step 5: Solve for x
    x = 45,632,731,307.47/247,034.02
  6. Step 6: Final answer
    x = 184,722.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.