Home / 92,925,082.72-128,231,346.90-51,671,089.36

Finding the Fourth Proportional to 92,925,082.72, 128,231,346.90 and 51,671,089.36

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Solution

The fourth proportional to 92,925,082.72, 128,231,346.90 and 51,671,089.36 is: 71,303,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,925,082.72 : 128,231,346.90 = 51,671,089.36 : x
  2. Step 2: Convert to fraction form
    92,925,082.72/128,231,346.90 = 51,671,089.36/x
  3. Step 3: Cross multiply
    92,925,082.72x = 128,231,346.90 × 51,671,089.36
  4. Step 4: Simplify right side
    92,925,082.72x = 6,625,853,384,423,059
  5. Step 5: Solve for x
    x = 6,625,853,384,423,059/92,925,082.72
  6. Step 6: Final answer
    x = 71,303,174.45

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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.