Home / 124,281.60-186,291.12-89,202.24

Finding the Fourth Proportional to 124,281.60, 186,291.12 and 89,202.24

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Solution

The fourth proportional to 124,281.60, 186,291.12 and 89,202.24 is: 133,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,281.60 : 186,291.12 = 89,202.24 : x
  2. Step 2: Convert to fraction form
    124,281.60/186,291.12 = 89,202.24/x
  3. Step 3: Cross multiply
    124,281.60x = 186,291.12 × 89,202.24
  4. Step 4: Simplify right side
    124,281.60x = 16,617,585,196.11
  5. Step 5: Solve for x
    x = 16,617,585,196.11/124,281.60
  6. Step 6: Final answer
    x = 133,709.13

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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.