Home / 50,077.60-75,008.40-47,133.35

Finding the Fourth Proportional to 50,077.60, 75,008.40 and 47,133.35

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Solution

The fourth proportional to 50,077.60, 75,008.40 and 47,133.35 is: 70,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,077.60 : 75,008.40 = 47,133.35 : x
  2. Step 2: Convert to fraction form
    50,077.60/75,008.40 = 47,133.35/x
  3. Step 3: Cross multiply
    50,077.60x = 75,008.40 × 47,133.35
  4. Step 4: Simplify right side
    50,077.60x = 3,535,396,795.10
  5. Step 5: Solve for x
    x = 3,535,396,795.10/50,077.60
  6. Step 6: Final answer
    x = 70,598.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.