Home / 55,835.30-77,053.02-30,341.86

Finding the Fourth Proportional to 55,835.30, 77,053.02 and 30,341.86

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Solution

The fourth proportional to 55,835.30, 77,053.02 and 30,341.86 is: 41,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,835.30 : 77,053.02 = 30,341.86 : x
  2. Step 2: Convert to fraction form
    55,835.30/77,053.02 = 30,341.86/x
  3. Step 3: Cross multiply
    55,835.30x = 77,053.02 × 30,341.86
  4. Step 4: Simplify right side
    55,835.30x = 2,337,931,945.42
  5. Step 5: Solve for x
    x = 2,337,931,945.42/55,835.30
  6. Step 6: Final answer
    x = 41,871.93

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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.