Home / 75,557.61-104,197.93-48,342.30

Finding the Fourth Proportional to 75,557.61, 104,197.93 and 48,342.30

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Solution

The fourth proportional to 75,557.61, 104,197.93 and 48,342.30 is: 66,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,557.61 : 104,197.93 = 48,342.30 : x
  2. Step 2: Convert to fraction form
    75,557.61/104,197.93 = 48,342.30/x
  3. Step 3: Cross multiply
    75,557.61x = 104,197.93 × 48,342.30
  4. Step 4: Simplify right side
    75,557.61x = 5,037,167,977.49
  5. Step 5: Solve for x
    x = 5,037,167,977.49/75,557.61
  6. Step 6: Final answer
    x = 66,666.59

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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.