Home / 295,045.74-442,746-105,491.16

Finding the Fourth Proportional to 295,045.74, 442,746 and 105,491.16

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Solution

The fourth proportional to 295,045.74, 442,746 and 105,491.16 is: 158,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,045.74 : 442,746 = 105,491.16 : x
  2. Step 2: Convert to fraction form
    295,045.74/442,746 = 105,491.16/x
  3. Step 3: Cross multiply
    295,045.74x = 442,746 × 105,491.16
  4. Step 4: Simplify right side
    295,045.74x = 46,705,789,125.36
  5. Step 5: Solve for x
    x = 46,705,789,125.36/295,045.74
  6. Step 6: Final answer
    x = 158,300.16

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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.