Home / 124,004.40-186,064.20-64,906.80

Finding the Fourth Proportional to 124,004.40, 186,064.20 and 64,906.80

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Solution

The fourth proportional to 124,004.40, 186,064.20 and 64,906.80 is: 97,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,004.40 : 186,064.20 = 64,906.80 : x
  2. Step 2: Convert to fraction form
    124,004.40/186,064.20 = 64,906.80/x
  3. Step 3: Cross multiply
    124,004.40x = 186,064.20 × 64,906.80
  4. Step 4: Simplify right side
    124,004.40x = 12,076,831,816.56
  5. Step 5: Solve for x
    x = 12,076,831,816.56/124,004.40
  6. Step 6: Final answer
    x = 97,390.35

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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.