Home / 91,643,035.42-137,373,752.99-43,033,874.02

Finding the Fourth Proportional to 91,643,035.42, 137,373,752.99 and 43,033,874.02

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Solution

The fourth proportional to 91,643,035.42, 137,373,752.99 and 43,033,874.02 is: 64,508,172.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,643,035.42 : 137,373,752.99 = 43,033,874.02 : x
  2. Step 2: Convert to fraction form
    91,643,035.42/137,373,752.99 = 43,033,874.02/x
  3. Step 3: Cross multiply
    91,643,035.42x = 137,373,752.99 × 43,033,874.02
  4. Step 4: Simplify right side
    91,643,035.42x = 5,911,724,779,826,259
  5. Step 5: Solve for x
    x = 5,911,724,779,826,259/91,643,035.42
  6. Step 6: Final answer
    x = 64,508,172.96

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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.