Home / 152,913.30-211,010.58-84,924.87

Finding the Fourth Proportional to 152,913.30, 211,010.58 and 84,924.87

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Solution

The fourth proportional to 152,913.30, 211,010.58 and 84,924.87 is: 117,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,913.30 : 211,010.58 = 84,924.87 : x
  2. Step 2: Convert to fraction form
    152,913.30/211,010.58 = 84,924.87/x
  3. Step 3: Cross multiply
    152,913.30x = 211,010.58 × 84,924.87
  4. Step 4: Simplify right side
    152,913.30x = 17,920,046,075.12
  5. Step 5: Solve for x
    x = 17,920,046,075.12/152,913.30
  6. Step 6: Final answer
    x = 117,190.89

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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.