Home / 152,921.04-211,133.88-117,047.04

Finding the Fourth Proportional to 152,921.04, 211,133.88 and 117,047.04

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Solution

The fourth proportional to 152,921.04, 211,133.88 and 117,047.04 is: 161,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,921.04 : 211,133.88 = 117,047.04 : x
  2. Step 2: Convert to fraction form
    152,921.04/211,133.88 = 117,047.04/x
  3. Step 3: Cross multiply
    152,921.04x = 211,133.88 × 117,047.04
  4. Step 4: Simplify right side
    152,921.04x = 24,712,595,697.72
  5. Step 5: Solve for x
    x = 24,712,595,697.72/152,921.04
  6. Step 6: Final answer
    x = 161,603.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.