Home / 185,442.16-278,215.08-60,870.64

Finding the Fourth Proportional to 185,442.16, 278,215.08 and 60,870.64

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Solution

The fourth proportional to 185,442.16, 278,215.08 and 60,870.64 is: 91,322.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,442.16 : 278,215.08 = 60,870.64 : x
  2. Step 2: Convert to fraction form
    185,442.16/278,215.08 = 60,870.64/x
  3. Step 3: Cross multiply
    185,442.16x = 278,215.08 × 60,870.64
  4. Step 4: Simplify right side
    185,442.16x = 16,935,129,977.25
  5. Step 5: Solve for x
    x = 16,935,129,977.25/185,442.16
  6. Step 6: Final answer
    x = 91,322.98

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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.