Home / 88,931.20-133,384.65-26,601.70

Finding the Fourth Proportional to 88,931.20, 133,384.65 and 26,601.70

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Solution

The fourth proportional to 88,931.20, 133,384.65 and 26,601.70 is: 39,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,931.20 : 133,384.65 = 26,601.70 : x
  2. Step 2: Convert to fraction form
    88,931.20/133,384.65 = 26,601.70/x
  3. Step 3: Cross multiply
    88,931.20x = 133,384.65 × 26,601.70
  4. Step 4: Simplify right side
    88,931.20x = 3,548,258,443.91
  5. Step 5: Solve for x
    x = 3,548,258,443.91/88,931.20
  6. Step 6: Final answer
    x = 39,898.92

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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.