Home / 53,746.15-80,508.34-31,492

Finding the Fourth Proportional to 53,746.15, 80,508.34 and 31,492

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Solution

The fourth proportional to 53,746.15, 80,508.34 and 31,492 is: 47,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.15 : 80,508.34 = 31,492 : x
  2. Step 2: Convert to fraction form
    53,746.15/80,508.34 = 31,492/x
  3. Step 3: Cross multiply
    53,746.15x = 80,508.34 × 31,492
  4. Step 4: Simplify right side
    53,746.15x = 2,535,368,643.28
  5. Step 5: Solve for x
    x = 2,535,368,643.28/53,746.15
  6. Step 6: Final answer
    x = 47,173.03

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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.