Home / 119,333.79-164,639.64-73,995.46

Finding the Fourth Proportional to 119,333.79, 164,639.64 and 73,995.46

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Solution

The fourth proportional to 119,333.79, 164,639.64 and 73,995.46 is: 102,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,333.79 : 164,639.64 = 73,995.46 : x
  2. Step 2: Convert to fraction form
    119,333.79/164,639.64 = 73,995.46/x
  3. Step 3: Cross multiply
    119,333.79x = 164,639.64 × 73,995.46
  4. Step 4: Simplify right side
    119,333.79x = 12,182,585,761.92
  5. Step 5: Solve for x
    x = 12,182,585,761.92/119,333.79
  6. Step 6: Final answer
    x = 102,088.32

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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.