Home / 89,146.98-133,547.13-49,584.15

Finding the Fourth Proportional to 89,146.98, 133,547.13 and 49,584.15

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Solution

The fourth proportional to 89,146.98, 133,547.13 and 49,584.15 is: 74,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,146.98 : 133,547.13 = 49,584.15 : x
  2. Step 2: Convert to fraction form
    89,146.98/133,547.13 = 49,584.15/x
  3. Step 3: Cross multiply
    89,146.98x = 133,547.13 × 49,584.15
  4. Step 4: Simplify right side
    89,146.98x = 6,621,820,925.99
  5. Step 5: Solve for x
    x = 6,621,820,925.99/89,146.98
  6. Step 6: Final answer
    x = 74,279.81

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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.