Home / 107,384.80-148,194.48-59,638.72

Finding the Fourth Proportional to 107,384.80, 148,194.48 and 59,638.72

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Solution

The fourth proportional to 107,384.80, 148,194.48 and 59,638.72 is: 82,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.80 : 148,194.48 = 59,638.72 : x
  2. Step 2: Convert to fraction form
    107,384.80/148,194.48 = 59,638.72/x
  3. Step 3: Cross multiply
    107,384.80x = 148,194.48 × 59,638.72
  4. Step 4: Simplify right side
    107,384.80x = 8,838,129,098.27
  5. Step 5: Solve for x
    x = 8,838,129,098.27/107,384.80
  6. Step 6: Final answer
    x = 82,303.35

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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.