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Finding the Fourth Proportional to 56,117.70, 84,176.55 and 14,564.70

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Solution

The fourth proportional to 56,117.70, 84,176.55 and 14,564.70 is: 21,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117.70 : 84,176.55 = 14,564.70 : x
  2. Step 2: Convert to fraction form
    56,117.70/84,176.55 = 14,564.70/x
  3. Step 3: Cross multiply
    56,117.70x = 84,176.55 × 14,564.70
  4. Step 4: Simplify right side
    56,117.70x = 1,226,006,197.79
  5. Step 5: Solve for x
    x = 1,226,006,197.79/56,117.70
  6. Step 6: Final answer
    x = 21,847.05

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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.