Home / 132,856.77-183,329.06-74,707.35

Finding the Fourth Proportional to 132,856.77, 183,329.06 and 74,707.35

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Solution

The fourth proportional to 132,856.77, 183,329.06 and 74,707.35 is: 103,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,856.77 : 183,329.06 = 74,707.35 : x
  2. Step 2: Convert to fraction form
    132,856.77/183,329.06 = 74,707.35/x
  3. Step 3: Cross multiply
    132,856.77x = 183,329.06 × 74,707.35
  4. Step 4: Simplify right side
    132,856.77x = 13,696,027,189.57
  5. Step 5: Solve for x
    x = 13,696,027,189.57/132,856.77
  6. Step 6: Final answer
    x = 103,088.66

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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.