Home / 112,724,958.76-169,034,143.38-43,670,113.00

Finding the Fourth Proportional to 112,724,958.76, 169,034,143.38 and 43,670,113.00

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Solution

The fourth proportional to 112,724,958.76, 169,034,143.38 and 43,670,113.00 is: 65,484,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,724,958.76 : 169,034,143.38 = 43,670,113.00 : x
  2. Step 2: Convert to fraction form
    112,724,958.76/169,034,143.38 = 43,670,113.00/x
  3. Step 3: Cross multiply
    112,724,958.76x = 169,034,143.38 × 43,670,113.00
  4. Step 4: Simplify right side
    112,724,958.76x = 7,381,740,141,676,454
  5. Step 5: Solve for x
    x = 7,381,740,141,676,454/112,724,958.76
  6. Step 6: Final answer
    x = 65,484,522.89

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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.