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Finding the Fourth Proportional to 56,262.83, 77,650.04 and 32,390.51

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Solution

The fourth proportional to 56,262.83, 77,650.04 and 32,390.51 is: 44,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,262.83 : 77,650.04 = 32,390.51 : x
  2. Step 2: Convert to fraction form
    56,262.83/77,650.04 = 32,390.51/x
  3. Step 3: Cross multiply
    56,262.83x = 77,650.04 × 32,390.51
  4. Step 4: Simplify right side
    56,262.83x = 2,515,124,089.85
  5. Step 5: Solve for x
    x = 2,515,124,089.85/56,262.83
  6. Step 6: Final answer
    x = 44,703.12

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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.