Home / 212,697.48-293,529.24-122,070

Finding the Fourth Proportional to 212,697.48, 293,529.24 and 122,070

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Solution

The fourth proportional to 212,697.48, 293,529.24 and 122,070 is: 168,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,697.48 : 293,529.24 = 122,070 : x
  2. Step 2: Convert to fraction form
    212,697.48/293,529.24 = 122,070/x
  3. Step 3: Cross multiply
    212,697.48x = 293,529.24 × 122,070
  4. Step 4: Simplify right side
    212,697.48x = 35,831,114,326.80
  5. Step 5: Solve for x
    x = 35,831,114,326.80/212,697.48
  6. Step 6: Final answer
    x = 168,460.46

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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.