Home / 124,994.10-187,492.36-31,499.84

Finding the Fourth Proportional to 124,994.10, 187,492.36 and 31,499.84

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Solution

The fourth proportional to 124,994.10, 187,492.36 and 31,499.84 is: 47,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,994.10 : 187,492.36 = 31,499.84 : x
  2. Step 2: Convert to fraction form
    124,994.10/187,492.36 = 31,499.84/x
  3. Step 3: Cross multiply
    124,994.10x = 187,492.36 × 31,499.84
  4. Step 4: Simplify right side
    124,994.10x = 5,905,979,341.22
  5. Step 5: Solve for x
    x = 5,905,979,341.22/124,994.10
  6. Step 6: Final answer
    x = 47,250.06

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1.5x scale

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.