Home / 71,810.08-99,114.42-46,615.84

Finding the Fourth Proportional to 71,810.08, 99,114.42 and 46,615.84

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Solution

The fourth proportional to 71,810.08, 99,114.42 and 46,615.84 is: 64,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,810.08 : 99,114.42 = 46,615.84 : x
  2. Step 2: Convert to fraction form
    71,810.08/99,114.42 = 46,615.84/x
  3. Step 3: Cross multiply
    71,810.08x = 99,114.42 × 46,615.84
  4. Step 4: Simplify right side
    71,810.08x = 4,620,301,944.41
  5. Step 5: Solve for x
    x = 4,620,301,944.41/71,810.08
  6. Step 6: Final answer
    x = 64,340.58

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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.