Home / 73,937,881.05-102,138,643.22-67,311,402.27

Finding the Fourth Proportional to 73,937,881.05, 102,138,643.22 and 67,311,402.27

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Solution

The fourth proportional to 73,937,881.05, 102,138,643.22 and 67,311,402.27 is: 92,984,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,937,881.05 : 102,138,643.22 = 67,311,402.27 : x
  2. Step 2: Convert to fraction form
    73,937,881.05/102,138,643.22 = 67,311,402.27/x
  3. Step 3: Cross multiply
    73,937,881.05x = 102,138,643.22 × 67,311,402.27
  4. Step 4: Simplify right side
    73,937,881.05x = 6,875,095,300,756,871
  5. Step 5: Solve for x
    x = 6,875,095,300,756,871/73,937,881.05
  6. Step 6: Final answer
    x = 92,984,748.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.