Home / 110,356.17-165,535.81-31,470.40

Finding the Fourth Proportional to 110,356.17, 165,535.81 and 31,470.40

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Solution

The fourth proportional to 110,356.17, 165,535.81 and 31,470.40 is: 47,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,356.17 : 165,535.81 = 31,470.40 : x
  2. Step 2: Convert to fraction form
    110,356.17/165,535.81 = 31,470.40/x
  3. Step 3: Cross multiply
    110,356.17x = 165,535.81 × 31,470.40
  4. Step 4: Simplify right side
    110,356.17x = 5,209,478,038.97
  5. Step 5: Solve for x
    x = 5,209,478,038.97/110,356.17
  6. Step 6: Final answer
    x = 47,206.04

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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.