Home / 53,208.30-79,812.45-31,046.70

Finding the Fourth Proportional to 53,208.30, 79,812.45 and 31,046.70

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Solution

The fourth proportional to 53,208.30, 79,812.45 and 31,046.70 is: 46,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.30 : 79,812.45 = 31,046.70 : x
  2. Step 2: Convert to fraction form
    53,208.30/79,812.45 = 31,046.70/x
  3. Step 3: Cross multiply
    53,208.30x = 79,812.45 × 31,046.70
  4. Step 4: Simplify right side
    53,208.30x = 2,477,913,191.42
  5. Step 5: Solve for x
    x = 2,477,913,191.42/53,208.30
  6. Step 6: Final answer
    x = 46,570.05

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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.