Home / 107,388.02-148,199.64-59,645

Finding the Fourth Proportional to 107,388.02, 148,199.64 and 59,645

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Solution

The fourth proportional to 107,388.02, 148,199.64 and 59,645 is: 82,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,388.02 : 148,199.64 = 59,645 : x
  2. Step 2: Convert to fraction form
    107,388.02/148,199.64 = 59,645/x
  3. Step 3: Cross multiply
    107,388.02x = 148,199.64 × 59,645
  4. Step 4: Simplify right side
    107,388.02x = 8,839,367,527.80
  5. Step 5: Solve for x
    x = 8,839,367,527.80/107,388.02
  6. Step 6: Final answer
    x = 82,312.42

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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.