Home / 124,190.24-171,392.64-69,741.20

Finding the Fourth Proportional to 124,190.24, 171,392.64 and 69,741.20

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Solution

The fourth proportional to 124,190.24, 171,392.64 and 69,741.20 is: 96,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,190.24 : 171,392.64 = 69,741.20 : x
  2. Step 2: Convert to fraction form
    124,190.24/171,392.64 = 69,741.20/x
  3. Step 3: Cross multiply
    124,190.24x = 171,392.64 × 69,741.20
  4. Step 4: Simplify right side
    124,190.24x = 11,953,128,384.77
  5. Step 5: Solve for x
    x = 11,953,128,384.77/124,190.24
  6. Step 6: Final answer
    x = 96,248.53

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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.