Home / 71,783.61-99,017.26-46,280.49

Finding the Fourth Proportional to 71,783.61, 99,017.26 and 46,280.49

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Solution

The fourth proportional to 71,783.61, 99,017.26 and 46,280.49 is: 63,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,783.61 : 99,017.26 = 46,280.49 : x
  2. Step 2: Convert to fraction form
    71,783.61/99,017.26 = 46,280.49/x
  3. Step 3: Cross multiply
    71,783.61x = 99,017.26 × 46,280.49
  4. Step 4: Simplify right side
    71,783.61x = 4,582,567,311.26
  5. Step 5: Solve for x
    x = 4,582,567,311.26/71,783.61
  6. Step 6: Final answer
    x = 63,838.63

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1.5x scale

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.