Home / 149,547.58-224,345.68-49,690.78

Finding the Fourth Proportional to 149,547.58, 224,345.68 and 49,690.78

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Solution

The fourth proportional to 149,547.58, 224,345.68 and 49,690.78 is: 74,544.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,547.58 : 224,345.68 = 49,690.78 : x
  2. Step 2: Convert to fraction form
    149,547.58/224,345.68 = 49,690.78/x
  3. Step 3: Cross multiply
    149,547.58x = 224,345.68 × 49,690.78
  4. Step 4: Simplify right side
    149,547.58x = 11,147,911,828.83
  5. Step 5: Solve for x
    x = 11,147,911,828.83/149,547.58
  6. Step 6: Final answer
    x = 74,544.25

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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.