Home / 105,032.54-157,548-26,146.24

Finding the Fourth Proportional to 105,032.54, 157,548 and 26,146.24

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Solution

The fourth proportional to 105,032.54, 157,548 and 26,146.24 is: 39,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,032.54 : 157,548 = 26,146.24 : x
  2. Step 2: Convert to fraction form
    105,032.54/157,548 = 26,146.24/x
  3. Step 3: Cross multiply
    105,032.54x = 157,548 × 26,146.24
  4. Step 4: Simplify right side
    105,032.54x = 4,119,287,819.52
  5. Step 5: Solve for x
    x = 4,119,287,819.52/105,032.54
  6. Step 6: Final answer
    x = 39,219.16

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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.