Home / 153,280.46-229,588.37-74,228.91

Finding the Fourth Proportional to 153,280.46, 229,588.37 and 74,228.91

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Solution

The fourth proportional to 153,280.46, 229,588.37 and 74,228.91 is: 111,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,280.46 : 229,588.37 = 74,228.91 : x
  2. Step 2: Convert to fraction form
    153,280.46/229,588.37 = 74,228.91/x
  3. Step 3: Cross multiply
    153,280.46x = 229,588.37 × 74,228.91
  4. Step 4: Simplify right side
    153,280.46x = 17,042,094,639.35
  5. Step 5: Solve for x
    x = 17,042,094,639.35/153,280.46
  6. Step 6: Final answer
    x = 111,182.44

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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.