Home / 119,864.94-179,887.32-45,058.74

Finding the Fourth Proportional to 119,864.94, 179,887.32 and 45,058.74

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Solution

The fourth proportional to 119,864.94, 179,887.32 and 45,058.74 is: 67,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,864.94 : 179,887.32 = 45,058.74 : x
  2. Step 2: Convert to fraction form
    119,864.94/179,887.32 = 45,058.74/x
  3. Step 3: Cross multiply
    119,864.94x = 179,887.32 × 45,058.74
  4. Step 4: Simplify right side
    119,864.94x = 8,105,495,981.18
  5. Step 5: Solve for x
    x = 8,105,495,981.18/119,864.94
  6. Step 6: Final answer
    x = 67,621.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.