Home / 86,238.02-119,008.50-48,512.30

Finding the Fourth Proportional to 86,238.02, 119,008.50 and 48,512.30

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Solution

The fourth proportional to 86,238.02, 119,008.50 and 48,512.30 is: 66,946.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,238.02 : 119,008.50 = 48,512.30 : x
  2. Step 2: Convert to fraction form
    86,238.02/119,008.50 = 48,512.30/x
  3. Step 3: Cross multiply
    86,238.02x = 119,008.50 × 48,512.30
  4. Step 4: Simplify right side
    86,238.02x = 5,773,376,054.55
  5. Step 5: Solve for x
    x = 5,773,376,054.55/86,238.02
  6. Step 6: Final answer
    x = 66,946.99

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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.