Home / 99,008.10-148,509.63-28,888.02

Finding the Fourth Proportional to 99,008.10, 148,509.63 and 28,888.02

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Solution

The fourth proportional to 99,008.10, 148,509.63 and 28,888.02 is: 43,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,008.10 : 148,509.63 = 28,888.02 : x
  2. Step 2: Convert to fraction form
    99,008.10/148,509.63 = 28,888.02/x
  3. Step 3: Cross multiply
    99,008.10x = 148,509.63 × 28,888.02
  4. Step 4: Simplify right side
    99,008.10x = 4,290,149,161.63
  5. Step 5: Solve for x
    x = 4,290,149,161.63/99,008.10
  6. Step 6: Final answer
    x = 43,331.29

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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.