Home / 118,829.40-177,322.79-106,210.41

Finding the Fourth Proportional to 118,829.40, 177,322.79 and 106,210.41

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Solution

The fourth proportional to 118,829.40, 177,322.79 and 106,210.41 is: 158,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,829.40 : 177,322.79 = 106,210.41 : x
  2. Step 2: Convert to fraction form
    118,829.40/177,322.79 = 106,210.41/x
  3. Step 3: Cross multiply
    118,829.40x = 177,322.79 × 106,210.41
  4. Step 4: Simplify right side
    118,829.40x = 18,833,525,231.38
  5. Step 5: Solve for x
    x = 18,833,525,231.38/118,829.40
  6. Step 6: Final answer
    x = 158,492.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.