Home / 52,289.60-78,426.14-43,461.63

Finding the Fourth Proportional to 52,289.60, 78,426.14 and 43,461.63

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Solution

The fourth proportional to 52,289.60, 78,426.14 and 43,461.63 is: 65,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.60 : 78,426.14 = 43,461.63 : x
  2. Step 2: Convert to fraction form
    52,289.60/78,426.14 = 43,461.63/x
  3. Step 3: Cross multiply
    52,289.60x = 78,426.14 × 43,461.63
  4. Step 4: Simplify right side
    52,289.60x = 3,408,527,661.70
  5. Step 5: Solve for x
    x = 3,408,527,661.70/52,289.60
  6. Step 6: Final answer
    x = 65,185.58

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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.