Home / 88,725.42-133,088.13-51,763.50

Finding the Fourth Proportional to 88,725.42, 133,088.13 and 51,763.50

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Solution

The fourth proportional to 88,725.42, 133,088.13 and 51,763.50 is: 77,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,725.42 : 133,088.13 = 51,763.50 : x
  2. Step 2: Convert to fraction form
    88,725.42/133,088.13 = 51,763.50/x
  3. Step 3: Cross multiply
    88,725.42x = 133,088.13 × 51,763.50
  4. Step 4: Simplify right side
    88,725.42x = 6,889,107,417.26
  5. Step 5: Solve for x
    x = 6,889,107,417.26/88,725.42
  6. Step 6: Final answer
    x = 77,645.25

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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.