Home / 76,069.14-104,967.34-42,072.23

Finding the Fourth Proportional to 76,069.14, 104,967.34 and 42,072.23

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Solution

The fourth proportional to 76,069.14, 104,967.34 and 42,072.23 is: 58,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,069.14 : 104,967.34 = 42,072.23 : x
  2. Step 2: Convert to fraction form
    76,069.14/104,967.34 = 42,072.23/x
  3. Step 3: Cross multiply
    76,069.14x = 104,967.34 × 42,072.23
  4. Step 4: Simplify right side
    76,069.14x = 4,416,209,335.77
  5. Step 5: Solve for x
    x = 4,416,209,335.77/76,069.14
  6. Step 6: Final answer
    x = 58,055.20

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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.