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Finding the Fourth Proportional to 88,659.84, 133,011.48 and 26,330.40

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Solution

The fourth proportional to 88,659.84, 133,011.48 and 26,330.40 is: 39,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,659.84 : 133,011.48 = 26,330.40 : x
  2. Step 2: Convert to fraction form
    88,659.84/133,011.48 = 26,330.40/x
  3. Step 3: Cross multiply
    88,659.84x = 133,011.48 × 26,330.40
  4. Step 4: Simplify right side
    88,659.84x = 3,502,245,472.99
  5. Step 5: Solve for x
    x = 3,502,245,472.99/88,659.84
  6. Step 6: Final answer
    x = 39,502.05

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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.