Home / 94,827.12-142,238.85-28,312.32

Finding the Fourth Proportional to 94,827.12, 142,238.85 and 28,312.32

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Solution

The fourth proportional to 94,827.12, 142,238.85 and 28,312.32 is: 42,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,827.12 : 142,238.85 = 28,312.32 : x
  2. Step 2: Convert to fraction form
    94,827.12/142,238.85 = 28,312.32/x
  3. Step 3: Cross multiply
    94,827.12x = 142,238.85 × 28,312.32
  4. Step 4: Simplify right side
    94,827.12x = 4,027,111,837.63
  5. Step 5: Solve for x
    x = 4,027,111,837.63/94,827.12
  6. Step 6: Final answer
    x = 42,467.93

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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.