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Finding the Fourth Proportional to 88,889.47, 133,307.03 and 46,746.65

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Solution

The fourth proportional to 88,889.47, 133,307.03 and 46,746.65 is: 70,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,889.47 : 133,307.03 = 46,746.65 : x
  2. Step 2: Convert to fraction form
    88,889.47/133,307.03 = 46,746.65/x
  3. Step 3: Cross multiply
    88,889.47x = 133,307.03 × 46,746.65
  4. Step 4: Simplify right side
    88,889.47x = 6,231,657,524.08
  5. Step 5: Solve for x
    x = 6,231,657,524.08/88,889.47
  6. Step 6: Final answer
    x = 70,105.69

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1.5x scale

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.