Home / 110,137.11-151,856.24-93,111.31

Finding the Fourth Proportional to 110,137.11, 151,856.24 and 93,111.31

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Solution

The fourth proportional to 110,137.11, 151,856.24 and 93,111.31 is: 128,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,137.11 : 151,856.24 = 93,111.31 : x
  2. Step 2: Convert to fraction form
    110,137.11/151,856.24 = 93,111.31/x
  3. Step 3: Cross multiply
    110,137.11x = 151,856.24 × 93,111.31
  4. Step 4: Simplify right side
    110,137.11x = 14,139,533,438.07
  5. Step 5: Solve for x
    x = 14,139,533,438.07/110,137.11
  6. Step 6: Final answer
    x = 128,381.19

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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.