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Finding the Fourth Proportional to 144,088.94, 216,133.41 and 73,923.50

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Solution

The fourth proportional to 144,088.94, 216,133.41 and 73,923.50 is: 110,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,088.94 : 216,133.41 = 73,923.50 : x
  2. Step 2: Convert to fraction form
    144,088.94/216,133.41 = 73,923.50/x
  3. Step 3: Cross multiply
    144,088.94x = 216,133.41 × 73,923.50
  4. Step 4: Simplify right side
    144,088.94x = 15,977,338,951.68
  5. Step 5: Solve for x
    x = 15,977,338,951.68/144,088.94
  6. Step 6: Final answer
    x = 110,885.25

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1.5x scale

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.