Home / 237,928.19-328,368.33-142,434.86

Finding the Fourth Proportional to 237,928.19, 328,368.33 and 142,434.86

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Solution

The fourth proportional to 237,928.19, 328,368.33 and 142,434.86 is: 196,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,928.19 : 328,368.33 = 142,434.86 : x
  2. Step 2: Convert to fraction form
    237,928.19/328,368.33 = 142,434.86/x
  3. Step 3: Cross multiply
    237,928.19x = 328,368.33 × 142,434.86
  4. Step 4: Simplify right side
    237,928.19x = 46,771,095,470.14
  5. Step 5: Solve for x
    x = 46,771,095,470.14/237,928.19
  6. Step 6: Final answer
    x = 196,576.52

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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.