Home / 107,308.04-148,078.12-59,561.40

Finding the Fourth Proportional to 107,308.04, 148,078.12 and 59,561.40

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Solution

The fourth proportional to 107,308.04, 148,078.12 and 59,561.40 is: 82,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,308.04 : 148,078.12 = 59,561.40 : x
  2. Step 2: Convert to fraction form
    107,308.04/148,078.12 = 59,561.40/x
  3. Step 3: Cross multiply
    107,308.04x = 148,078.12 × 59,561.40
  4. Step 4: Simplify right side
    107,308.04x = 8,819,740,136.57
  5. Step 5: Solve for x
    x = 8,819,740,136.57/107,308.04
  6. Step 6: Final answer
    x = 82,190.86

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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.