Home / 79,014.17-109,038.48-45,024.66

Finding the Fourth Proportional to 79,014.17, 109,038.48 and 45,024.66

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Solution

The fourth proportional to 79,014.17, 109,038.48 and 45,024.66 is: 62,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,014.17 : 109,038.48 = 45,024.66 : x
  2. Step 2: Convert to fraction form
    79,014.17/109,038.48 = 45,024.66/x
  3. Step 3: Cross multiply
    79,014.17x = 109,038.48 × 45,024.66
  4. Step 4: Simplify right side
    79,014.17x = 4,909,420,488.92
  5. Step 5: Solve for x
    x = 4,909,420,488.92/79,014.17
  6. Step 6: Final answer
    x = 62,133.42

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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.