Home / 89,911,939.29-124,078,475.03-48,658,831.67

Finding the Fourth Proportional to 89,911,939.29, 124,078,475.03 and 48,658,831.67

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Solution

The fourth proportional to 89,911,939.29, 124,078,475.03 and 48,658,831.67 is: 67,149,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,911,939.29 : 124,078,475.03 = 48,658,831.67 : x
  2. Step 2: Convert to fraction form
    89,911,939.29/124,078,475.03 = 48,658,831.67/x
  3. Step 3: Cross multiply
    89,911,939.29x = 124,078,475.03 × 48,658,831.67
  4. Step 4: Simplify right side
    89,911,939.29x = 6,037,513,629,724,029
  5. Step 5: Solve for x
    x = 6,037,513,629,724,029/89,911,939.29
  6. Step 6: Final answer
    x = 67,149,187.05

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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.