Home / 89,746.86-134,636.30-29,778.94

Finding the Fourth Proportional to 89,746.86, 134,636.30 and 29,778.94

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Solution

The fourth proportional to 89,746.86, 134,636.30 and 29,778.94 is: 44,673.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,746.86 : 134,636.30 = 29,778.94 : x
  2. Step 2: Convert to fraction form
    89,746.86/134,636.30 = 29,778.94/x
  3. Step 3: Cross multiply
    89,746.86x = 134,636.30 × 29,778.94
  4. Step 4: Simplify right side
    89,746.86x = 4,009,326,037.38
  5. Step 5: Solve for x
    x = 4,009,326,037.38/89,746.86
  6. Step 6: Final answer
    x = 44,673.72

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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.