Home / 134,983.04-186,277.98-74,555.22

Finding the Fourth Proportional to 134,983.04, 186,277.98 and 74,555.22

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Solution

The fourth proportional to 134,983.04, 186,277.98 and 74,555.22 is: 102,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,983.04 : 186,277.98 = 74,555.22 : x
  2. Step 2: Convert to fraction form
    134,983.04/186,277.98 = 74,555.22/x
  3. Step 3: Cross multiply
    134,983.04x = 186,277.98 × 74,555.22
  4. Step 4: Simplify right side
    134,983.04x = 13,887,995,780.06
  5. Step 5: Solve for x
    x = 13,887,995,780.06/134,983.04
  6. Step 6: Final answer
    x = 102,886.97

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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.