Home / 132,802.36-183,260.19-76,210

Finding the Fourth Proportional to 132,802.36, 183,260.19 and 76,210

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Solution

The fourth proportional to 132,802.36, 183,260.19 and 76,210 is: 105,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,802.36 : 183,260.19 = 76,210 : x
  2. Step 2: Convert to fraction form
    132,802.36/183,260.19 = 76,210/x
  3. Step 3: Cross multiply
    132,802.36x = 183,260.19 × 76,210
  4. Step 4: Simplify right side
    132,802.36x = 13,966,259,079.90
  5. Step 5: Solve for x
    x = 13,966,259,079.90/132,802.36
  6. Step 6: Final answer
    x = 105,165.74

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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.