Home / 260,318.56-359,271.12-147,140.32

Finding the Fourth Proportional to 260,318.56, 359,271.12 and 147,140.32

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Solution

The fourth proportional to 260,318.56, 359,271.12 and 147,140.32 is: 203,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,318.56 : 359,271.12 = 147,140.32 : x
  2. Step 2: Convert to fraction form
    260,318.56/359,271.12 = 147,140.32/x
  3. Step 3: Cross multiply
    260,318.56x = 359,271.12 × 147,140.32
  4. Step 4: Simplify right side
    260,318.56x = 52,863,267,563.56
  5. Step 5: Solve for x
    x = 52,863,267,563.56/260,318.56
  6. Step 6: Final answer
    x = 203,071.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.