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Finding the Fourth Proportional to 170,988.94, 256,483.40 and 46,329.94

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Solution

The fourth proportional to 170,988.94, 256,483.40 and 46,329.94 is: 69,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,988.94 : 256,483.40 = 46,329.94 : x
  2. Step 2: Convert to fraction form
    170,988.94/256,483.40 = 46,329.94/x
  3. Step 3: Cross multiply
    170,988.94x = 256,483.40 × 46,329.94
  4. Step 4: Simplify right side
    170,988.94x = 11,882,860,533.00
  5. Step 5: Solve for x
    x = 11,882,860,533.00/170,988.94
  6. Step 6: Final answer
    x = 69,494.91

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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.