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Finding the Fourth Proportional to 104,253.93, 143,868.86 and 58,930.32

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Solution

The fourth proportional to 104,253.93, 143,868.86 and 58,930.32 is: 81,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,253.93 : 143,868.86 = 58,930.32 : x
  2. Step 2: Convert to fraction form
    104,253.93/143,868.86 = 58,930.32/x
  3. Step 3: Cross multiply
    104,253.93x = 143,868.86 × 58,930.32
  4. Step 4: Simplify right side
    104,253.93x = 8,478,237,957.84
  5. Step 5: Solve for x
    x = 8,478,237,957.84/104,253.93
  6. Step 6: Final answer
    x = 81,322.96

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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.