Home / 89,960,748.21-134,941,122.26-21,803,439.96

Finding the Fourth Proportional to 89,960,748.21, 134,941,122.26 and 21,803,439.96

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Solution

The fourth proportional to 89,960,748.21, 134,941,122.26 and 21,803,439.96 is: 32,705,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,748.21 : 134,941,122.26 = 21,803,439.96 : x
  2. Step 2: Convert to fraction form
    89,960,748.21/134,941,122.26 = 21,803,439.96/x
  3. Step 3: Cross multiply
    89,960,748.21x = 134,941,122.26 × 21,803,439.96
  4. Step 4: Simplify right side
    89,960,748.21x = 2,942,180,657,330,929.50
  5. Step 5: Solve for x
    x = 2,942,180,657,330,929.50/89,960,748.21
  6. Step 6: Final answer
    x = 32,705,159.93

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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.