Home / 88,878.68-133,298.48-25,685.06

Finding the Fourth Proportional to 88,878.68, 133,298.48 and 25,685.06

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Solution

The fourth proportional to 88,878.68, 133,298.48 and 25,685.06 is: 38,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,878.68 : 133,298.48 = 25,685.06 : x
  2. Step 2: Convert to fraction form
    88,878.68/133,298.48 = 25,685.06/x
  3. Step 3: Cross multiply
    88,878.68x = 133,298.48 × 25,685.06
  4. Step 4: Simplify right side
    88,878.68x = 3,423,778,661.79
  5. Step 5: Solve for x
    x = 3,423,778,661.79/88,878.68
  6. Step 6: Final answer
    x = 38,521.94

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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.