Home / 110,688.54-152,772.93-67,675.38

Finding the Fourth Proportional to 110,688.54, 152,772.93 and 67,675.38

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Solution

The fourth proportional to 110,688.54, 152,772.93 and 67,675.38 is: 93,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,688.54 : 152,772.93 = 67,675.38 : x
  2. Step 2: Convert to fraction form
    110,688.54/152,772.93 = 67,675.38/x
  3. Step 3: Cross multiply
    110,688.54x = 152,772.93 × 67,675.38
  4. Step 4: Simplify right side
    110,688.54x = 10,338,966,091.46
  5. Step 5: Solve for x
    x = 10,338,966,091.46/110,688.54
  6. Step 6: Final answer
    x = 93,405.93

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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.