Home / 156,485.34-234,669.07-56,620.84

Finding the Fourth Proportional to 156,485.34, 234,669.07 and 56,620.84

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Solution

The fourth proportional to 156,485.34, 234,669.07 and 56,620.84 is: 84,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,485.34 : 234,669.07 = 56,620.84 : x
  2. Step 2: Convert to fraction form
    156,485.34/234,669.07 = 56,620.84/x
  3. Step 3: Cross multiply
    156,485.34x = 234,669.07 × 56,620.84
  4. Step 4: Simplify right side
    156,485.34x = 13,287,159,865.42
  5. Step 5: Solve for x
    x = 13,287,159,865.42/156,485.34
  6. Step 6: Final answer
    x = 84,909.93

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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.