Home / 61,050.86-91,457.49-45,011.18

Finding the Fourth Proportional to 61,050.86, 91,457.49 and 45,011.18

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Solution

The fourth proportional to 61,050.86, 91,457.49 and 45,011.18 is: 67,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,050.86 : 91,457.49 = 45,011.18 : x
  2. Step 2: Convert to fraction form
    61,050.86/91,457.49 = 45,011.18/x
  3. Step 3: Cross multiply
    61,050.86x = 91,457.49 × 45,011.18
  4. Step 4: Simplify right side
    61,050.86x = 4,116,609,544.74
  5. Step 5: Solve for x
    x = 4,116,609,544.74/61,050.86
  6. Step 6: Final answer
    x = 67,429.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.