Home / 168,530.40-252,796.59-56,210.31

Finding the Fourth Proportional to 168,530.40, 252,796.59 and 56,210.31

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Solution

The fourth proportional to 168,530.40, 252,796.59 and 56,210.31 is: 84,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530.40 : 252,796.59 = 56,210.31 : x
  2. Step 2: Convert to fraction form
    168,530.40/252,796.59 = 56,210.31/x
  3. Step 3: Cross multiply
    168,530.40x = 252,796.59 × 56,210.31
  4. Step 4: Simplify right side
    168,530.40x = 14,209,774,690.84
  5. Step 5: Solve for x
    x = 14,209,774,690.84/168,530.40
  6. Step 6: Final answer
    x = 84,315.80

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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.