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Finding the Fourth Proportional to 105,807.96, 146,017.22 and 58,060.89

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Solution

The fourth proportional to 105,807.96, 146,017.22 and 58,060.89 is: 80,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,807.96 : 146,017.22 = 58,060.89 : x
  2. Step 2: Convert to fraction form
    105,807.96/146,017.22 = 58,060.89/x
  3. Step 3: Cross multiply
    105,807.96x = 146,017.22 × 58,060.89
  4. Step 4: Simplify right side
    105,807.96x = 8,477,889,458.22
  5. Step 5: Solve for x
    x = 8,477,889,458.22/105,807.96
  6. Step 6: Final answer
    x = 80,125.25

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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.