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Finding the Fourth Proportional to 93,314.36, 128,774.22 and 59,799.80

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Solution

The fourth proportional to 93,314.36, 128,774.22 and 59,799.80 is: 82,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.36 : 128,774.22 = 59,799.80 : x
  2. Step 2: Convert to fraction form
    93,314.36/128,774.22 = 59,799.80/x
  3. Step 3: Cross multiply
    93,314.36x = 128,774.22 × 59,799.80
  4. Step 4: Simplify right side
    93,314.36x = 7,700,672,601.16
  5. Step 5: Solve for x
    x = 7,700,672,601.16/93,314.36
  6. Step 6: Final answer
    x = 82,523.98

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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.