Home / 61,021.86-84,166.74-56,002.28

Finding the Fourth Proportional to 61,021.86, 84,166.74 and 56,002.28

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Solution

The fourth proportional to 61,021.86, 84,166.74 and 56,002.28 is: 77,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,021.86 : 84,166.74 = 56,002.28 : x
  2. Step 2: Convert to fraction form
    61,021.86/84,166.74 = 56,002.28/x
  3. Step 3: Cross multiply
    61,021.86x = 84,166.74 × 56,002.28
  4. Step 4: Simplify right side
    61,021.86x = 4,713,529,340.17
  5. Step 5: Solve for x
    x = 4,713,529,340.17/61,021.86
  6. Step 6: Final answer
    x = 77,243.29

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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.