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Finding the Fourth Proportional to 56,673.96, 78,222.76 and 44,384.99

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Solution

The fourth proportional to 56,673.96, 78,222.76 and 44,384.99 is: 61,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,673.96 : 78,222.76 = 44,384.99 : x
  2. Step 2: Convert to fraction form
    56,673.96/78,222.76 = 44,384.99/x
  3. Step 3: Cross multiply
    56,673.96x = 78,222.76 × 44,384.99
  4. Step 4: Simplify right side
    56,673.96x = 3,471,916,029.26
  5. Step 5: Solve for x
    x = 3,471,916,029.26/56,673.96
  6. Step 6: Final answer
    x = 61,261.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.