Home / 60,619.93-90,871.57-31,051.69

Finding the Fourth Proportional to 60,619.93, 90,871.57 and 31,051.69

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Solution

The fourth proportional to 60,619.93, 90,871.57 and 31,051.69 is: 46,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,619.93 : 90,871.57 = 31,051.69 : x
  2. Step 2: Convert to fraction form
    60,619.93/90,871.57 = 31,051.69/x
  3. Step 3: Cross multiply
    60,619.93x = 90,871.57 × 31,051.69
  4. Step 4: Simplify right side
    60,619.93x = 2,821,715,821.45
  5. Step 5: Solve for x
    x = 2,821,715,821.45/60,619.93
  6. Step 6: Final answer
    x = 46,547.66

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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.