Home / 212,740.35-293,583.47-117,247.29

Finding the Fourth Proportional to 212,740.35, 293,583.47 and 117,247.29

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Solution

The fourth proportional to 212,740.35, 293,583.47 and 117,247.29 is: 161,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,740.35 : 293,583.47 = 117,247.29 : x
  2. Step 2: Convert to fraction form
    212,740.35/293,583.47 = 117,247.29/x
  3. Step 3: Cross multiply
    212,740.35x = 293,583.47 × 117,247.29
  4. Step 4: Simplify right side
    212,740.35x = 34,421,865,660.06
  5. Step 5: Solve for x
    x = 34,421,865,660.06/212,740.35
  6. Step 6: Final answer
    x = 161,802.24

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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.