Home / 295,018.04-442,515.66-84,655.96

Finding the Fourth Proportional to 295,018.04, 442,515.66 and 84,655.96

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Solution

The fourth proportional to 295,018.04, 442,515.66 and 84,655.96 is: 126,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,018.04 : 442,515.66 = 84,655.96 : x
  2. Step 2: Convert to fraction form
    295,018.04/442,515.66 = 84,655.96/x
  3. Step 3: Cross multiply
    295,018.04x = 442,515.66 × 84,655.96
  4. Step 4: Simplify right side
    295,018.04x = 37,461,588,012.33
  5. Step 5: Solve for x
    x = 37,461,588,012.33/295,018.04
  6. Step 6: Final answer
    x = 126,980.67

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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.