Home / 143,527.42-215,302.17-43,696.18

Finding the Fourth Proportional to 143,527.42, 215,302.17 and 43,696.18

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Solution

The fourth proportional to 143,527.42, 215,302.17 and 43,696.18 is: 65,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,527.42 : 215,302.17 = 43,696.18 : x
  2. Step 2: Convert to fraction form
    143,527.42/215,302.17 = 43,696.18/x
  3. Step 3: Cross multiply
    143,527.42x = 215,302.17 × 43,696.18
  4. Step 4: Simplify right side
    143,527.42x = 9,407,882,374.71
  5. Step 5: Solve for x
    x = 9,407,882,374.71/143,527.42
  6. Step 6: Final answer
    x = 65,547.63

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1.5x scale

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.