Home / 124,525.92-171,838.72-70,803.36

Finding the Fourth Proportional to 124,525.92, 171,838.72 and 70,803.36

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Solution

The fourth proportional to 124,525.92, 171,838.72 and 70,803.36 is: 97,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525.92 : 171,838.72 = 70,803.36 : x
  2. Step 2: Convert to fraction form
    124,525.92/171,838.72 = 70,803.36/x
  3. Step 3: Cross multiply
    124,525.92x = 171,838.72 × 70,803.36
  4. Step 4: Simplify right side
    124,525.92x = 12,166,758,754.10
  5. Step 5: Solve for x
    x = 12,166,758,754.10/124,525.92
  6. Step 6: Final answer
    x = 97,704.63

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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.