Home / 102,798,336.87-141,838,756.61-60,961,142.40

Finding the Fourth Proportional to 102,798,336.87, 141,838,756.61 and 60,961,142.40

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Solution

The fourth proportional to 102,798,336.87, 141,838,756.61 and 60,961,142.40 is: 84,112,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,798,336.87 : 141,838,756.61 = 60,961,142.40 : x
  2. Step 2: Convert to fraction form
    102,798,336.87/141,838,756.61 = 60,961,142.40/x
  3. Step 3: Cross multiply
    102,798,336.87x = 141,838,756.61 × 60,961,142.40
  4. Step 4: Simplify right side
    102,798,336.87x = 8,646,652,639,047,052
  5. Step 5: Solve for x
    x = 8,646,652,639,047,052/102,798,336.87
  6. Step 6: Final answer
    x = 84,112,767.80

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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.