Home / 187,006.60-258,034.36-106,429.33

Finding the Fourth Proportional to 187,006.60, 258,034.36 and 106,429.33

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Solution

The fourth proportional to 187,006.60, 258,034.36 and 106,429.33 is: 146,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,006.60 : 258,034.36 = 106,429.33 : x
  2. Step 2: Convert to fraction form
    187,006.60/258,034.36 = 106,429.33/x
  3. Step 3: Cross multiply
    187,006.60x = 258,034.36 × 106,429.33
  4. Step 4: Simplify right side
    187,006.60x = 27,462,424,051.78
  5. Step 5: Solve for x
    x = 27,462,424,051.78/187,006.60
  6. Step 6: Final answer
    x = 146,852.70

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1.5x scale

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.