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Finding the Fourth Proportional to 188,495.39, 260,036.95 and 167,007.06

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Solution

The fourth proportional to 188,495.39, 260,036.95 and 167,007.06 is: 230,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,495.39 : 260,036.95 = 167,007.06 : x
  2. Step 2: Convert to fraction form
    188,495.39/260,036.95 = 167,007.06/x
  3. Step 3: Cross multiply
    188,495.39x = 260,036.95 × 167,007.06
  4. Step 4: Simplify right side
    188,495.39x = 43,428,005,953.25
  5. Step 5: Solve for x
    x = 43,428,005,953.25/188,495.39
  6. Step 6: Final answer
    x = 230,392.93

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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.