Home / 56,501.06-77,986.59-35,267.54

Finding the Fourth Proportional to 56,501.06, 77,986.59 and 35,267.54

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Solution

The fourth proportional to 56,501.06, 77,986.59 and 35,267.54 is: 48,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,501.06 : 77,986.59 = 35,267.54 : x
  2. Step 2: Convert to fraction form
    56,501.06/77,986.59 = 35,267.54/x
  3. Step 3: Cross multiply
    56,501.06x = 77,986.59 × 35,267.54
  4. Step 4: Simplify right side
    56,501.06x = 2,750,395,182.29
  5. Step 5: Solve for x
    x = 2,750,395,182.29/56,501.06
  6. Step 6: Final answer
    x = 48,678.65

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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.