Home / 207,838.13-286,816.61-151,296.89

Finding the Fourth Proportional to 207,838.13, 286,816.61 and 151,296.89

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Solution

The fourth proportional to 207,838.13, 286,816.61 and 151,296.89 is: 208,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,838.13 : 286,816.61 = 151,296.89 : x
  2. Step 2: Convert to fraction form
    207,838.13/286,816.61 = 151,296.89/x
  3. Step 3: Cross multiply
    207,838.13x = 286,816.61 × 151,296.89
  4. Step 4: Simplify right side
    207,838.13x = 43,394,460,037.50
  5. Step 5: Solve for x
    x = 43,394,460,037.50/207,838.13
  6. Step 6: Final answer
    x = 208,789.70

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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.