Home / 213,810.64-295,038.66-127,752.50

Finding the Fourth Proportional to 213,810.64, 295,038.66 and 127,752.50

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Solution

The fourth proportional to 213,810.64, 295,038.66 and 127,752.50 is: 176,286.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,810.64 : 295,038.66 = 127,752.50 : x
  2. Step 2: Convert to fraction form
    213,810.64/295,038.66 = 127,752.50/x
  3. Step 3: Cross multiply
    213,810.64x = 295,038.66 × 127,752.50
  4. Step 4: Simplify right side
    213,810.64x = 37,691,926,411.65
  5. Step 5: Solve for x
    x = 37,691,926,411.65/213,810.64
  6. Step 6: Final answer
    x = 176,286.49

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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.