Home / 106,055.20-159,082.80-46,860.40

Finding the Fourth Proportional to 106,055.20, 159,082.80 and 46,860.40

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Solution

The fourth proportional to 106,055.20, 159,082.80 and 46,860.40 is: 70,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,055.20 : 159,082.80 = 46,860.40 : x
  2. Step 2: Convert to fraction form
    106,055.20/159,082.80 = 46,860.40/x
  3. Step 3: Cross multiply
    106,055.20x = 159,082.80 × 46,860.40
  4. Step 4: Simplify right side
    106,055.20x = 7,454,683,641.12
  5. Step 5: Solve for x
    x = 7,454,683,641.12/106,055.20
  6. Step 6: Final answer
    x = 70,290.60

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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.