Home / 146,281.69-219,403.10-57,511.36

Finding the Fourth Proportional to 146,281.69, 219,403.10 and 57,511.36

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Solution

The fourth proportional to 146,281.69, 219,403.10 and 57,511.36 is: 86,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,281.69 : 219,403.10 = 57,511.36 : x
  2. Step 2: Convert to fraction form
    146,281.69/219,403.10 = 57,511.36/x
  3. Step 3: Cross multiply
    146,281.69x = 219,403.10 × 57,511.36
  4. Step 4: Simplify right side
    146,281.69x = 12,618,170,381.66
  5. Step 5: Solve for x
    x = 12,618,170,381.66/146,281.69
  6. Step 6: Final answer
    x = 86,259.40

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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.