Home / 105,387.06-158,068.98-26,501.29

Finding the Fourth Proportional to 105,387.06, 158,068.98 and 26,501.29

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Solution

The fourth proportional to 105,387.06, 158,068.98 and 26,501.29 is: 39,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,387.06 : 158,068.98 = 26,501.29 : x
  2. Step 2: Convert to fraction form
    105,387.06/158,068.98 = 26,501.29/x
  3. Step 3: Cross multiply
    105,387.06x = 158,068.98 × 26,501.29
  4. Step 4: Simplify right side
    105,387.06x = 4,189,031,878.98
  5. Step 5: Solve for x
    x = 4,189,031,878.98/105,387.06
  6. Step 6: Final answer
    x = 39,749.02

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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.