Home / 284,171.10-426,040.65-144,030.30

Finding the Fourth Proportional to 284,171.10, 426,040.65 and 144,030.30

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Solution

The fourth proportional to 284,171.10, 426,040.65 and 144,030.30 is: 215,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,171.10 : 426,040.65 = 144,030.30 : x
  2. Step 2: Convert to fraction form
    284,171.10/426,040.65 = 144,030.30/x
  3. Step 3: Cross multiply
    284,171.10x = 426,040.65 × 144,030.30
  4. Step 4: Simplify right side
    284,171.10x = 61,362,762,631.70
  5. Step 5: Solve for x
    x = 61,362,762,631.70/284,171.10
  6. Step 6: Final answer
    x = 215,935.97

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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.