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Finding the Fourth Proportional to 107,685.60, 148,606.08 and 59,950.23

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Solution

The fourth proportional to 107,685.60, 148,606.08 and 59,950.23 is: 82,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,685.60 : 148,606.08 = 59,950.23 : x
  2. Step 2: Convert to fraction form
    107,685.60/148,606.08 = 59,950.23/x
  3. Step 3: Cross multiply
    107,685.60x = 148,606.08 × 59,950.23
  4. Step 4: Simplify right side
    107,685.60x = 8,908,968,146.23
  5. Step 5: Solve for x
    x = 8,908,968,146.23/107,685.60
  6. Step 6: Final answer
    x = 82,731.28

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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.