Home / 310,337.36-465,072-167,875.04

Finding the Fourth Proportional to 310,337.36, 465,072 and 167,875.04

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Solution

The fourth proportional to 310,337.36, 465,072 and 167,875.04 is: 251,577.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,337.36 : 465,072 = 167,875.04 : x
  2. Step 2: Convert to fraction form
    310,337.36/465,072 = 167,875.04/x
  3. Step 3: Cross multiply
    310,337.36x = 465,072 × 167,875.04
  4. Step 4: Simplify right side
    310,337.36x = 78,073,980,602.88
  5. Step 5: Solve for x
    x = 78,073,980,602.88/310,337.36
  6. Step 6: Final answer
    x = 251,577.77

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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.