Home / 51,109.18-70,521.88-46,975.22

Finding the Fourth Proportional to 51,109.18, 70,521.88 and 46,975.22

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Solution

The fourth proportional to 51,109.18, 70,521.88 and 46,975.22 is: 64,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109.18 : 70,521.88 = 46,975.22 : x
  2. Step 2: Convert to fraction form
    51,109.18/70,521.88 = 46,975.22/x
  3. Step 3: Cross multiply
    51,109.18x = 70,521.88 × 46,975.22
  4. Step 4: Simplify right side
    51,109.18x = 3,312,780,827.81
  5. Step 5: Solve for x
    x = 3,312,780,827.81/51,109.18
  6. Step 6: Final answer
    x = 64,817.73

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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.