Home / 314,084.72-470,936.81-140,944.70

Finding the Fourth Proportional to 314,084.72, 470,936.81 and 140,944.70

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Solution

The fourth proportional to 314,084.72, 470,936.81 and 140,944.70 is: 211,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,084.72 : 470,936.81 = 140,944.70 : x
  2. Step 2: Convert to fraction form
    314,084.72/470,936.81 = 140,944.70/x
  3. Step 3: Cross multiply
    314,084.72x = 470,936.81 × 140,944.70
  4. Step 4: Simplify right side
    314,084.72x = 66,376,044,345.00
  5. Step 5: Solve for x
    x = 66,376,044,345.00/314,084.72
  6. Step 6: Final answer
    x = 211,331.66

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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.