Home / 60,181.12-90,274.80-15,808

Finding the Fourth Proportional to 60,181.12, 90,274.80 and 15,808

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Solution

The fourth proportional to 60,181.12, 90,274.80 and 15,808 is: 23,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,181.12 : 90,274.80 = 15,808 : x
  2. Step 2: Convert to fraction form
    60,181.12/90,274.80 = 15,808/x
  3. Step 3: Cross multiply
    60,181.12x = 90,274.80 × 15,808
  4. Step 4: Simplify right side
    60,181.12x = 1,427,064,038.40
  5. Step 5: Solve for x
    x = 1,427,064,038.40/60,181.12
  6. Step 6: Final answer
    x = 23,712.82

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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.