Home / 237,792.06-328,155.72-135,831

Finding the Fourth Proportional to 237,792.06, 328,155.72 and 135,831

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Solution

The fourth proportional to 237,792.06, 328,155.72 and 135,831 is: 187,448.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,792.06 : 328,155.72 = 135,831 : x
  2. Step 2: Convert to fraction form
    237,792.06/328,155.72 = 135,831/x
  3. Step 3: Cross multiply
    237,792.06x = 328,155.72 × 135,831
  4. Step 4: Simplify right side
    237,792.06x = 44,573,719,603.32
  5. Step 5: Solve for x
    x = 44,573,719,603.32/237,792.06
  6. Step 6: Final answer
    x = 187,448.31

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1.5x scale

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.