Home / 145,157.04-217,633.50-56,335.68

Finding the Fourth Proportional to 145,157.04, 217,633.50 and 56,335.68

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Solution

The fourth proportional to 145,157.04, 217,633.50 and 56,335.68 is: 84,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,157.04 : 217,633.50 = 56,335.68 : x
  2. Step 2: Convert to fraction form
    145,157.04/217,633.50 = 56,335.68/x
  3. Step 3: Cross multiply
    145,157.04x = 217,633.50 × 56,335.68
  4. Step 4: Simplify right side
    145,157.04x = 12,260,531,213.28
  5. Step 5: Solve for x
    x = 12,260,531,213.28/145,157.04
  6. Step 6: Final answer
    x = 84,463.91

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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.