Home / 92,873.02-128,165.28-50,431.54

Finding the Fourth Proportional to 92,873.02, 128,165.28 and 50,431.54

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Solution

The fourth proportional to 92,873.02, 128,165.28 and 50,431.54 is: 69,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,873.02 : 128,165.28 = 50,431.54 : x
  2. Step 2: Convert to fraction form
    92,873.02/128,165.28 = 50,431.54/x
  3. Step 3: Cross multiply
    92,873.02x = 128,165.28 × 50,431.54
  4. Step 4: Simplify right side
    92,873.02x = 6,463,572,444.93
  5. Step 5: Solve for x
    x = 6,463,572,444.93/92,873.02
  6. Step 6: Final answer
    x = 69,595.80

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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.