Home / 190,547.28-285,821.04-48,403.23

Finding the Fourth Proportional to 190,547.28, 285,821.04 and 48,403.23

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Solution

The fourth proportional to 190,547.28, 285,821.04 and 48,403.23 is: 72,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,547.28 : 285,821.04 = 48,403.23 : x
  2. Step 2: Convert to fraction form
    190,547.28/285,821.04 = 48,403.23/x
  3. Step 3: Cross multiply
    190,547.28x = 285,821.04 × 48,403.23
  4. Step 4: Simplify right side
    190,547.28x = 13,834,661,537.96
  5. Step 5: Solve for x
    x = 13,834,661,537.96/190,547.28
  6. Step 6: Final answer
    x = 72,604.88

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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.