Home / 91,875,979.49-126,787,248.34-50,060,390.93

Finding the Fourth Proportional to 91,875,979.49, 126,787,248.34 and 50,060,390.93

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Solution

The fourth proportional to 91,875,979.49, 126,787,248.34 and 50,060,390.93 is: 69,082,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,875,979.49 : 126,787,248.34 = 50,060,390.93 : x
  2. Step 2: Convert to fraction form
    91,875,979.49/126,787,248.34 = 50,060,390.93/x
  3. Step 3: Cross multiply
    91,875,979.49x = 126,787,248.34 × 50,060,390.93
  4. Step 4: Simplify right side
    91,875,979.49x = 6,347,019,216,199,487
  5. Step 5: Solve for x
    x = 6,347,019,216,199,487/91,875,979.49
  6. Step 6: Final answer
    x = 69,082,465.86

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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.