Home / 124,426.40-186,639.60-41,320.40

Finding the Fourth Proportional to 124,426.40, 186,639.60 and 41,320.40

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Solution

The fourth proportional to 124,426.40, 186,639.60 and 41,320.40 is: 61,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,426.40 : 186,639.60 = 41,320.40 : x
  2. Step 2: Convert to fraction form
    124,426.40/186,639.60 = 41,320.40/x
  3. Step 3: Cross multiply
    124,426.40x = 186,639.60 × 41,320.40
  4. Step 4: Simplify right side
    124,426.40x = 7,712,022,927.84
  5. Step 5: Solve for x
    x = 7,712,022,927.84/124,426.40
  6. Step 6: Final answer
    x = 61,980.60

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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.