Home / 213,854.55-295,099.28-127,796.45

Finding the Fourth Proportional to 213,854.55, 295,099.28 and 127,796.45

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Solution

The fourth proportional to 213,854.55, 295,099.28 and 127,796.45 is: 176,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,854.55 : 295,099.28 = 127,796.45 : x
  2. Step 2: Convert to fraction form
    213,854.55/295,099.28 = 127,796.45/x
  3. Step 3: Cross multiply
    213,854.55x = 295,099.28 × 127,796.45
  4. Step 4: Simplify right side
    213,854.55x = 37,712,641,955.07
  5. Step 5: Solve for x
    x = 37,712,641,955.07/213,854.55
  6. Step 6: Final answer
    x = 176,347.16

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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.