Home / 132,448.69-182,777.94-72,019.38

Finding the Fourth Proportional to 132,448.69, 182,777.94 and 72,019.38

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Solution

The fourth proportional to 132,448.69, 182,777.94 and 72,019.38 is: 99,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,448.69 : 182,777.94 = 72,019.38 : x
  2. Step 2: Convert to fraction form
    132,448.69/182,777.94 = 72,019.38/x
  3. Step 3: Cross multiply
    132,448.69x = 182,777.94 × 72,019.38
  4. Step 4: Simplify right side
    132,448.69x = 13,163,553,320.58
  5. Step 5: Solve for x
    x = 13,163,553,320.58/132,448.69
  6. Step 6: Final answer
    x = 99,386.06

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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.