Home / 260,431.44-390,686.16-94,258.32

Finding the Fourth Proportional to 260,431.44, 390,686.16 and 94,258.32

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Solution

The fourth proportional to 260,431.44, 390,686.16 and 94,258.32 is: 141,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,431.44 : 390,686.16 = 94,258.32 : x
  2. Step 2: Convert to fraction form
    260,431.44/390,686.16 = 94,258.32/x
  3. Step 3: Cross multiply
    260,431.44x = 390,686.16 × 94,258.32
  4. Step 4: Simplify right side
    260,431.44x = 36,825,421,088.85
  5. Step 5: Solve for x
    x = 36,825,421,088.85/260,431.44
  6. Step 6: Final answer
    x = 141,401.60

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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.