Home / 55,999.30-77,262.51-33,320.11

Finding the Fourth Proportional to 55,999.30, 77,262.51 and 33,320.11

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Solution

The fourth proportional to 55,999.30, 77,262.51 and 33,320.11 is: 45,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,999.30 : 77,262.51 = 33,320.11 : x
  2. Step 2: Convert to fraction form
    55,999.30/77,262.51 = 33,320.11/x
  3. Step 3: Cross multiply
    55,999.30x = 77,262.51 × 33,320.11
  4. Step 4: Simplify right side
    55,999.30x = 2,574,395,332.08
  5. Step 5: Solve for x
    x = 2,574,395,332.08/55,999.30
  6. Step 6: Final answer
    x = 45,971.92

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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.