Home / 188,079.09-282,117.66-45,925.16

Finding the Fourth Proportional to 188,079.09, 282,117.66 and 45,925.16

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Solution

The fourth proportional to 188,079.09, 282,117.66 and 45,925.16 is: 68,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,079.09 : 282,117.66 = 45,925.16 : x
  2. Step 2: Convert to fraction form
    188,079.09/282,117.66 = 45,925.16/x
  3. Step 3: Cross multiply
    188,079.09x = 282,117.66 × 45,925.16
  4. Step 4: Simplify right side
    188,079.09x = 12,956,297,263.74
  5. Step 5: Solve for x
    x = 12,956,297,263.74/188,079.09
  6. Step 6: Final answer
    x = 68,887.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.