Home / 107,611.50-148,503.17-59,216.37

Finding the Fourth Proportional to 107,611.50, 148,503.17 and 59,216.37

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Solution

The fourth proportional to 107,611.50, 148,503.17 and 59,216.37 is: 81,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,611.50 : 148,503.17 = 59,216.37 : x
  2. Step 2: Convert to fraction form
    107,611.50/148,503.17 = 59,216.37/x
  3. Step 3: Cross multiply
    107,611.50x = 148,503.17 × 59,216.37
  4. Step 4: Simplify right side
    107,611.50x = 8,793,818,364.81
  5. Step 5: Solve for x
    x = 8,793,818,364.81/107,611.50
  6. Step 6: Final answer
    x = 81,718.20

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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.