Home / 115,605.36-173,438.28-49,048.20

Finding the Fourth Proportional to 115,605.36, 173,438.28 and 49,048.20

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Solution

The fourth proportional to 115,605.36, 173,438.28 and 49,048.20 is: 73,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,605.36 : 173,438.28 = 49,048.20 : x
  2. Step 2: Convert to fraction form
    115,605.36/173,438.28 = 49,048.20/x
  3. Step 3: Cross multiply
    115,605.36x = 173,438.28 × 49,048.20
  4. Step 4: Simplify right side
    115,605.36x = 8,506,835,445.10
  5. Step 5: Solve for x
    x = 8,506,835,445.10/115,605.36
  6. Step 6: Final answer
    x = 73,585.13

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1.5x scale

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.