Home / 122,445.60-183,625.20-43,562.40

Finding the Fourth Proportional to 122,445.60, 183,625.20 and 43,562.40

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Solution

The fourth proportional to 122,445.60, 183,625.20 and 43,562.40 is: 65,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,445.60 : 183,625.20 = 43,562.40 : x
  2. Step 2: Convert to fraction form
    122,445.60/183,625.20 = 43,562.40/x
  3. Step 3: Cross multiply
    122,445.60x = 183,625.20 × 43,562.40
  4. Step 4: Simplify right side
    122,445.60x = 7,999,154,412.48
  5. Step 5: Solve for x
    x = 7,999,154,412.48/122,445.60
  6. Step 6: Final answer
    x = 65,328.23

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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.