Home / 93,994.22-129,720.34-51,561.02

Finding the Fourth Proportional to 93,994.22, 129,720.34 and 51,561.02

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Solution

The fourth proportional to 93,994.22, 129,720.34 and 51,561.02 is: 71,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,994.22 : 129,720.34 = 51,561.02 : x
  2. Step 2: Convert to fraction form
    93,994.22/129,720.34 = 51,561.02/x
  3. Step 3: Cross multiply
    93,994.22x = 129,720.34 × 51,561.02
  4. Step 4: Simplify right side
    93,994.22x = 6,688,513,045.15
  5. Step 5: Solve for x
    x = 6,688,513,045.15/93,994.22
  6. Step 6: Final answer
    x = 71,158.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.