Home / 52,140.50-72,013.29-35,344.34

Finding the Fourth Proportional to 52,140.50, 72,013.29 and 35,344.34

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Solution

The fourth proportional to 52,140.50, 72,013.29 and 35,344.34 is: 48,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140.50 : 72,013.29 = 35,344.34 : x
  2. Step 2: Convert to fraction form
    52,140.50/72,013.29 = 35,344.34/x
  3. Step 3: Cross multiply
    52,140.50x = 72,013.29 × 35,344.34
  4. Step 4: Simplify right side
    52,140.50x = 2,545,262,206.28
  5. Step 5: Solve for x
    x = 2,545,262,206.28/52,140.50
  6. Step 6: Final answer
    x = 48,815.45

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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.