Home / 134,706.14-185,886.39-74,277.51

Finding the Fourth Proportional to 134,706.14, 185,886.39 and 74,277.51

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Solution

The fourth proportional to 134,706.14, 185,886.39 and 74,277.51 is: 102,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,706.14 : 185,886.39 = 74,277.51 : x
  2. Step 2: Convert to fraction form
    134,706.14/185,886.39 = 74,277.51/x
  3. Step 3: Cross multiply
    134,706.14x = 185,886.39 × 74,277.51
  4. Step 4: Simplify right side
    134,706.14x = 13,807,178,192.09
  5. Step 5: Solve for x
    x = 13,807,178,192.09/134,706.14
  6. Step 6: Final answer
    x = 102,498.51

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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.