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Finding the Fourth Proportional to 73,503.65, 101,442.57 and 43,298.48

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Solution

The fourth proportional to 73,503.65, 101,442.57 and 43,298.48 is: 59,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,503.65 : 101,442.57 = 43,298.48 : x
  2. Step 2: Convert to fraction form
    73,503.65/101,442.57 = 43,298.48/x
  3. Step 3: Cross multiply
    73,503.65x = 101,442.57 × 43,298.48
  4. Step 4: Simplify right side
    73,503.65x = 4,392,309,088.29
  5. Step 5: Solve for x
    x = 4,392,309,088.29/73,503.65
  6. Step 6: Final answer
    x = 59,756.34

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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.