Home / 132,710.94-183,320.25-106,040.46

Finding the Fourth Proportional to 132,710.94, 183,320.25 and 106,040.46

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Solution

The fourth proportional to 132,710.94, 183,320.25 and 106,040.46 is: 146,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,710.94 : 183,320.25 = 106,040.46 : x
  2. Step 2: Convert to fraction form
    132,710.94/183,320.25 = 106,040.46/x
  3. Step 3: Cross multiply
    132,710.94x = 183,320.25 × 106,040.46
  4. Step 4: Simplify right side
    132,710.94x = 19,439,363,637.32
  5. Step 5: Solve for x
    x = 19,439,363,637.32/132,710.94
  6. Step 6: Final answer
    x = 146,478.98

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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.