Home / 154,931.34-232,379.19-48,323.46

Finding the Fourth Proportional to 154,931.34, 232,379.19 and 48,323.46

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Solution

The fourth proportional to 154,931.34, 232,379.19 and 48,323.46 is: 72,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,931.34 : 232,379.19 = 48,323.46 : x
  2. Step 2: Convert to fraction form
    154,931.34/232,379.19 = 48,323.46/x
  3. Step 3: Cross multiply
    154,931.34x = 232,379.19 × 48,323.46
  4. Step 4: Simplify right side
    154,931.34x = 11,229,366,492.80
  5. Step 5: Solve for x
    x = 11,229,366,492.80/154,931.34
  6. Step 6: Final answer
    x = 72,479.63

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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.