Home / 91,547.61-137,210.53-38,846.38

Finding the Fourth Proportional to 91,547.61, 137,210.53 and 38,846.38

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Solution

The fourth proportional to 91,547.61, 137,210.53 and 38,846.38 is: 58,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,547.61 : 137,210.53 = 38,846.38 : x
  2. Step 2: Convert to fraction form
    91,547.61/137,210.53 = 38,846.38/x
  3. Step 3: Cross multiply
    91,547.61x = 137,210.53 × 38,846.38
  4. Step 4: Simplify right side
    91,547.61x = 5,330,131,948.24
  5. Step 5: Solve for x
    x = 5,330,131,948.24/91,547.61
  6. Step 6: Final answer
    x = 58,222.51

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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.