Home / 105,715,039.72-158,566,187.28-62,856,980.32

Finding the Fourth Proportional to 105,715,039.72, 158,566,187.28 and 62,856,980.32

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Solution

The fourth proportional to 105,715,039.72, 158,566,187.28 and 62,856,980.32 is: 94,281,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,715,039.72 : 158,566,187.28 = 62,856,980.32 : x
  2. Step 2: Convert to fraction form
    105,715,039.72/158,566,187.28 = 62,856,980.32/x
  3. Step 3: Cross multiply
    105,715,039.72x = 158,566,187.28 × 62,856,980.32
  4. Step 4: Simplify right side
    105,715,039.72x = 9,966,991,713,276,394
  5. Step 5: Solve for x
    x = 9,966,991,713,276,394/105,715,039.72
  6. Step 6: Final answer
    x = 94,281,681.58

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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.