Home / 115,513.02-173,149.11-56,267.19

Finding the Fourth Proportional to 115,513.02, 173,149.11 and 56,267.19

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Solution

The fourth proportional to 115,513.02, 173,149.11 and 56,267.19 is: 84,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513.02 : 173,149.11 = 56,267.19 : x
  2. Step 2: Convert to fraction form
    115,513.02/173,149.11 = 56,267.19/x
  3. Step 3: Cross multiply
    115,513.02x = 173,149.11 × 56,267.19
  4. Step 4: Simplify right side
    115,513.02x = 9,742,613,870.70
  5. Step 5: Solve for x
    x = 9,742,613,870.70/115,513.02
  6. Step 6: Final answer
    x = 84,342.13

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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.