Home / 61,384.37-84,749.36-42,035.66

Finding the Fourth Proportional to 61,384.37, 84,749.36 and 42,035.66

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Solution

The fourth proportional to 61,384.37, 84,749.36 and 42,035.66 is: 58,035.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,384.37 : 84,749.36 = 42,035.66 : x
  2. Step 2: Convert to fraction form
    61,384.37/84,749.36 = 42,035.66/x
  3. Step 3: Cross multiply
    61,384.37x = 84,749.36 × 42,035.66
  4. Step 4: Simplify right side
    61,384.37x = 3,562,494,966.06
  5. Step 5: Solve for x
    x = 3,562,494,966.06/61,384.37
  6. Step 6: Final answer
    x = 58,035.87

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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.