Home / 76,032.79-104,924.62-42,042.76

Finding the Fourth Proportional to 76,032.79, 104,924.62 and 42,042.76

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Solution

The fourth proportional to 76,032.79, 104,924.62 and 42,042.76 is: 58,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032.79 : 104,924.62 = 42,042.76 : x
  2. Step 2: Convert to fraction form
    76,032.79/104,924.62 = 42,042.76/x
  3. Step 3: Cross multiply
    76,032.79x = 104,924.62 × 42,042.76
  4. Step 4: Simplify right side
    76,032.79x = 4,411,320,616.75
  5. Step 5: Solve for x
    x = 4,411,320,616.75/76,032.79
  6. Step 6: Final answer
    x = 58,018.66

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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.