Home / 117,825.14-162,601.59-64,113.11

Finding the Fourth Proportional to 117,825.14, 162,601.59 and 64,113.11

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Solution

The fourth proportional to 117,825.14, 162,601.59 and 64,113.11 is: 88,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,825.14 : 162,601.59 = 64,113.11 : x
  2. Step 2: Convert to fraction form
    117,825.14/162,601.59 = 64,113.11/x
  3. Step 3: Cross multiply
    117,825.14x = 162,601.59 × 64,113.11
  4. Step 4: Simplify right side
    117,825.14x = 10,424,892,812.84
  5. Step 5: Solve for x
    x = 10,424,892,812.84/117,825.14
  6. Step 6: Final answer
    x = 88,477.66

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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.