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Finding the Fourth Proportional to 202,459.34, 279,388.81 and 110,574.81

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Solution

The fourth proportional to 202,459.34, 279,388.81 and 110,574.81 is: 152,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,459.34 : 279,388.81 = 110,574.81 : x
  2. Step 2: Convert to fraction form
    202,459.34/279,388.81 = 110,574.81/x
  3. Step 3: Cross multiply
    202,459.34x = 279,388.81 × 110,574.81
  4. Step 4: Simplify right side
    202,459.34x = 30,893,364,581.88
  5. Step 5: Solve for x
    x = 30,893,364,581.88/202,459.34
  6. Step 6: Final answer
    x = 152,590.46

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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.