Home / 169,088.21-253,636.41-56,772.10

Finding the Fourth Proportional to 169,088.21, 253,636.41 and 56,772.10

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Solution

The fourth proportional to 169,088.21, 253,636.41 and 56,772.10 is: 85,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,088.21 : 253,636.41 = 56,772.10 : x
  2. Step 2: Convert to fraction form
    169,088.21/253,636.41 = 56,772.10/x
  3. Step 3: Cross multiply
    169,088.21x = 253,636.41 × 56,772.10
  4. Step 4: Simplify right side
    169,088.21x = 14,399,471,632.16
  5. Step 5: Solve for x
    x = 14,399,471,632.16/169,088.21
  6. Step 6: Final answer
    x = 85,159.52

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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.