Home / 76,037.79-104,927.91-42,044.22

Finding the Fourth Proportional to 76,037.79, 104,927.91 and 42,044.22

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Solution

The fourth proportional to 76,037.79, 104,927.91 and 42,044.22 is: 58,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,037.79 : 104,927.91 = 42,044.22 : x
  2. Step 2: Convert to fraction form
    76,037.79/104,927.91 = 42,044.22/x
  3. Step 3: Cross multiply
    76,037.79x = 104,927.91 × 42,044.22
  4. Step 4: Simplify right side
    76,037.79x = 4,411,612,132.18
  5. Step 5: Solve for x
    x = 4,411,612,132.18/76,037.79
  6. Step 6: Final answer
    x = 58,018.68

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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.