Home / 75,739.32-104,520.47-45,541.94

Finding the Fourth Proportional to 75,739.32, 104,520.47 and 45,541.94

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Solution

The fourth proportional to 75,739.32, 104,520.47 and 45,541.94 is: 62,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,739.32 : 104,520.47 = 45,541.94 : x
  2. Step 2: Convert to fraction form
    75,739.32/104,520.47 = 45,541.94/x
  3. Step 3: Cross multiply
    75,739.32x = 104,520.47 × 45,541.94
  4. Step 4: Simplify right side
    75,739.32x = 4,760,064,826.07
  5. Step 5: Solve for x
    x = 4,760,064,826.07/75,739.32
  6. Step 6: Final answer
    x = 62,848.00

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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.