Home / 88,039.80-131,826.42-52,931.16

Finding the Fourth Proportional to 88,039.80, 131,826.42 and 52,931.16

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Solution

The fourth proportional to 88,039.80, 131,826.42 and 52,931.16 is: 79,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,039.80 : 131,826.42 = 52,931.16 : x
  2. Step 2: Convert to fraction form
    88,039.80/131,826.42 = 52,931.16/x
  3. Step 3: Cross multiply
    88,039.80x = 131,826.42 × 52,931.16
  4. Step 4: Simplify right side
    88,039.80x = 6,977,725,329.25
  5. Step 5: Solve for x
    x = 6,977,725,329.25/88,039.80
  6. Step 6: Final answer
    x = 79,256.49

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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.