Home / 180,386.46-270,535.95-75,148.02

Finding the Fourth Proportional to 180,386.46, 270,535.95 and 75,148.02

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Solution

The fourth proportional to 180,386.46, 270,535.95 and 75,148.02 is: 112,703.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,386.46 : 270,535.95 = 75,148.02 : x
  2. Step 2: Convert to fraction form
    180,386.46/270,535.95 = 75,148.02/x
  3. Step 3: Cross multiply
    180,386.46x = 270,535.95 × 75,148.02
  4. Step 4: Simplify right side
    180,386.46x = 20,330,240,981.32
  5. Step 5: Solve for x
    x = 20,330,240,981.32/180,386.46
  6. Step 6: Final answer
    x = 112,703.81

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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.