Home / 46,825.20-70,276.20-45,289.20

Finding the Fourth Proportional to 46,825.20, 70,276.20 and 45,289.20

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Solution

The fourth proportional to 46,825.20, 70,276.20 and 45,289.20 is: 67,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,825.20 : 70,276.20 = 45,289.20 : x
  2. Step 2: Convert to fraction form
    46,825.20/70,276.20 = 45,289.20/x
  3. Step 3: Cross multiply
    46,825.20x = 70,276.20 × 45,289.20
  4. Step 4: Simplify right side
    46,825.20x = 3,182,752,877.04
  5. Step 5: Solve for x
    x = 3,182,752,877.04/46,825.20
  6. Step 6: Final answer
    x = 67,970.94

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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.