Home / 191,284.39-286,594.08-134,237.31

Finding the Fourth Proportional to 191,284.39, 286,594.08 and 134,237.31

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Solution

The fourth proportional to 191,284.39, 286,594.08 and 134,237.31 is: 201,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,284.39 : 286,594.08 = 134,237.31 : x
  2. Step 2: Convert to fraction form
    191,284.39/286,594.08 = 134,237.31/x
  3. Step 3: Cross multiply
    191,284.39x = 286,594.08 × 134,237.31
  4. Step 4: Simplify right side
    191,284.39x = 38,471,618,361.12
  5. Step 5: Solve for x
    x = 38,471,618,361.12/191,284.39
  6. Step 6: Final answer
    x = 201,122.62

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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.