Home / 155,071.15-232,639.01-48,450.80

Finding the Fourth Proportional to 155,071.15, 232,639.01 and 48,450.80

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Solution

The fourth proportional to 155,071.15, 232,639.01 and 48,450.80 is: 72,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,071.15 : 232,639.01 = 48,450.80 : x
  2. Step 2: Convert to fraction form
    155,071.15/232,639.01 = 48,450.80/x
  3. Step 3: Cross multiply
    155,071.15x = 232,639.01 × 48,450.80
  4. Step 4: Simplify right side
    155,071.15x = 11,271,546,639.44
  5. Step 5: Solve for x
    x = 11,271,546,639.44/155,071.15
  6. Step 6: Final answer
    x = 72,686.29

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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.