Home / 238,743.41-358,167.02-78,826.32

Finding the Fourth Proportional to 238,743.41, 358,167.02 and 78,826.32

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Solution

The fourth proportional to 238,743.41, 358,167.02 and 78,826.32 is: 118,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,743.41 : 358,167.02 = 78,826.32 : x
  2. Step 2: Convert to fraction form
    238,743.41/358,167.02 = 78,826.32/x
  3. Step 3: Cross multiply
    238,743.41x = 358,167.02 × 78,826.32
  4. Step 4: Simplify right side
    238,743.41x = 28,232,987,737.83
  5. Step 5: Solve for x
    x = 28,232,987,737.83/238,743.41
  6. Step 6: Final answer
    x = 118,256.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.