Home / 89,913.15-134,854.74-32,975.28

Finding the Fourth Proportional to 89,913.15, 134,854.74 and 32,975.28

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Solution

The fourth proportional to 89,913.15, 134,854.74 and 32,975.28 is: 49,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,913.15 : 134,854.74 = 32,975.28 : x
  2. Step 2: Convert to fraction form
    89,913.15/134,854.74 = 32,975.28/x
  3. Step 3: Cross multiply
    89,913.15x = 134,854.74 × 32,975.28
  4. Step 4: Simplify right side
    89,913.15x = 4,446,872,810.83
  5. Step 5: Solve for x
    x = 4,446,872,810.83/89,913.15
  6. Step 6: Final answer
    x = 49,457.42

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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.