Home / 107,125.64-147,892.26-73,185.16

Finding the Fourth Proportional to 107,125.64, 147,892.26 and 73,185.16

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Solution

The fourth proportional to 107,125.64, 147,892.26 and 73,185.16 is: 101,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,125.64 : 147,892.26 = 73,185.16 : x
  2. Step 2: Convert to fraction form
    107,125.64/147,892.26 = 73,185.16/x
  3. Step 3: Cross multiply
    107,125.64x = 147,892.26 × 73,185.16
  4. Step 4: Simplify right side
    107,125.64x = 10,823,518,710.86
  5. Step 5: Solve for x
    x = 10,823,518,710.86/107,125.64
  6. Step 6: Final answer
    x = 101,035.74

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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.