Home / 89,017.25-133,525.51-36,426.71

Finding the Fourth Proportional to 89,017.25, 133,525.51 and 36,426.71

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Solution

The fourth proportional to 89,017.25, 133,525.51 and 36,426.71 is: 54,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,017.25 : 133,525.51 = 36,426.71 : x
  2. Step 2: Convert to fraction form
    89,017.25/133,525.51 = 36,426.71/x
  3. Step 3: Cross multiply
    89,017.25x = 133,525.51 × 36,426.71
  4. Step 4: Simplify right side
    89,017.25x = 4,863,894,271.68
  5. Step 5: Solve for x
    x = 4,863,894,271.68/89,017.25
  6. Step 6: Final answer
    x = 54,639.91

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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.