Home / 103,583.47-155,263.58-50,162.35

Finding the Fourth Proportional to 103,583.47, 155,263.58 and 50,162.35

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Solution

The fourth proportional to 103,583.47, 155,263.58 and 50,162.35 is: 75,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,583.47 : 155,263.58 = 50,162.35 : x
  2. Step 2: Convert to fraction form
    103,583.47/155,263.58 = 50,162.35/x
  3. Step 3: Cross multiply
    103,583.47x = 155,263.58 × 50,162.35
  4. Step 4: Simplify right side
    103,583.47x = 7,788,386,042.21
  5. Step 5: Solve for x
    x = 7,788,386,042.21/103,583.47
  6. Step 6: Final answer
    x = 75,189.47

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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.