Home / 124,823.80-187,005.30-116,529.40

Finding the Fourth Proportional to 124,823.80, 187,005.30 and 116,529.40

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Solution

The fourth proportional to 124,823.80, 187,005.30 and 116,529.40 is: 174,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,823.80 : 187,005.30 = 116,529.40 : x
  2. Step 2: Convert to fraction form
    124,823.80/187,005.30 = 116,529.40/x
  3. Step 3: Cross multiply
    124,823.80x = 187,005.30 × 116,529.40
  4. Step 4: Simplify right side
    124,823.80x = 21,791,615,405.82
  5. Step 5: Solve for x
    x = 21,791,615,405.82/124,823.80
  6. Step 6: Final answer
    x = 174,579.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.