Home / 51,739.91-77,955.60-46,748.08

Finding the Fourth Proportional to 51,739.91, 77,955.60 and 46,748.08

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Solution

The fourth proportional to 51,739.91, 77,955.60 and 46,748.08 is: 70,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,739.91 : 77,955.60 = 46,748.08 : x
  2. Step 2: Convert to fraction form
    51,739.91/77,955.60 = 46,748.08/x
  3. Step 3: Cross multiply
    51,739.91x = 77,955.60 × 46,748.08
  4. Step 4: Simplify right side
    51,739.91x = 3,644,274,391.51
  5. Step 5: Solve for x
    x = 3,644,274,391.51/51,739.91
  6. Step 6: Final answer
    x = 70,434.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.