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Finding the Fourth Proportional to 53,125.63, 73,289.67 and 35,892.47

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Solution

The fourth proportional to 53,125.63, 73,289.67 and 35,892.47 is: 49,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,125.63 : 73,289.67 = 35,892.47 : x
  2. Step 2: Convert to fraction form
    53,125.63/73,289.67 = 35,892.47/x
  3. Step 3: Cross multiply
    53,125.63x = 73,289.67 × 35,892.47
  4. Step 4: Simplify right side
    53,125.63x = 2,630,547,170.53
  5. Step 5: Solve for x
    x = 2,630,547,170.53/53,125.63
  6. Step 6: Final answer
    x = 49,515.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.