Home / 80,637.87-111,303.45-46,669.32

Finding the Fourth Proportional to 80,637.87, 111,303.45 and 46,669.32

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Solution

The fourth proportional to 80,637.87, 111,303.45 and 46,669.32 is: 64,417.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,637.87 : 111,303.45 = 46,669.32 : x
  2. Step 2: Convert to fraction form
    80,637.87/111,303.45 = 46,669.32/x
  3. Step 3: Cross multiply
    80,637.87x = 111,303.45 × 46,669.32
  4. Step 4: Simplify right side
    80,637.87x = 5,194,456,248.13
  5. Step 5: Solve for x
    x = 5,194,456,248.13/80,637.87
  6. Step 6: Final answer
    x = 64,417.08

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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.