Home / 106,842.65-147,442.68-58,444.74

Finding the Fourth Proportional to 106,842.65, 147,442.68 and 58,444.74

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Solution

The fourth proportional to 106,842.65, 147,442.68 and 58,444.74 is: 80,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,842.65 : 147,442.68 = 58,444.74 : x
  2. Step 2: Convert to fraction form
    106,842.65/147,442.68 = 58,444.74/x
  3. Step 3: Cross multiply
    106,842.65x = 147,442.68 × 58,444.74
  4. Step 4: Simplify right side
    106,842.65x = 8,617,249,097.50
  5. Step 5: Solve for x
    x = 8,617,249,097.50/106,842.65
  6. Step 6: Final answer
    x = 80,653.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.