Home / 282,146.90-423,121.93-124,289.24

Finding the Fourth Proportional to 282,146.90, 423,121.93 and 124,289.24

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Solution

The fourth proportional to 282,146.90, 423,121.93 and 124,289.24 is: 186,390.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,146.90 : 423,121.93 = 124,289.24 : x
  2. Step 2: Convert to fraction form
    282,146.90/423,121.93 = 124,289.24/x
  3. Step 3: Cross multiply
    282,146.90x = 423,121.93 × 124,289.24
  4. Step 4: Simplify right side
    282,146.90x = 52,589,500,680.70
  5. Step 5: Solve for x
    x = 52,589,500,680.70/282,146.90
  6. Step 6: Final answer
    x = 186,390.50

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1.5x scale

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.