Home / 157,840.06-236,795.15-45,511.54

Finding the Fourth Proportional to 157,840.06, 236,795.15 and 45,511.54

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Solution

The fourth proportional to 157,840.06, 236,795.15 and 45,511.54 is: 68,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,840.06 : 236,795.15 = 45,511.54 : x
  2. Step 2: Convert to fraction form
    157,840.06/236,795.15 = 45,511.54/x
  3. Step 3: Cross multiply
    157,840.06x = 236,795.15 × 45,511.54
  4. Step 4: Simplify right side
    157,840.06x = 10,776,911,206.82
  5. Step 5: Solve for x
    x = 10,776,911,206.82/157,840.06
  6. Step 6: Final answer
    x = 68,277.41

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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.