Home / 73,902.36-101,985.93-42,073.32

Finding the Fourth Proportional to 73,902.36, 101,985.93 and 42,073.32

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Solution

The fourth proportional to 73,902.36, 101,985.93 and 42,073.32 is: 58,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,902.36 : 101,985.93 = 42,073.32 : x
  2. Step 2: Convert to fraction form
    73,902.36/101,985.93 = 42,073.32/x
  3. Step 3: Cross multiply
    73,902.36x = 101,985.93 × 42,073.32
  4. Step 4: Simplify right side
    73,902.36x = 4,290,886,668.39
  5. Step 5: Solve for x
    x = 4,290,886,668.39/73,902.36
  6. Step 6: Final answer
    x = 58,061.56

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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.