Home / 250,725.19-345,980.01-137,547.94

Finding the Fourth Proportional to 250,725.19, 345,980.01 and 137,547.94

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Solution

The fourth proportional to 250,725.19, 345,980.01 and 137,547.94 is: 189,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,725.19 : 345,980.01 = 137,547.94 : x
  2. Step 2: Convert to fraction form
    250,725.19/345,980.01 = 137,547.94/x
  3. Step 3: Cross multiply
    250,725.19x = 345,980.01 × 137,547.94
  4. Step 4: Simplify right side
    250,725.19x = 47,588,837,656.68
  5. Step 5: Solve for x
    x = 47,588,837,656.68/250,725.19
  6. Step 6: Final answer
    x = 189,804.77

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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.