Home / 112,285.60-168,424.80-37,409.20

Finding the Fourth Proportional to 112,285.60, 168,424.80 and 37,409.20

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Solution

The fourth proportional to 112,285.60, 168,424.80 and 37,409.20 is: 56,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,285.60 : 168,424.80 = 37,409.20 : x
  2. Step 2: Convert to fraction form
    112,285.60/168,424.80 = 37,409.20/x
  3. Step 3: Cross multiply
    112,285.60x = 168,424.80 × 37,409.20
  4. Step 4: Simplify right side
    112,285.60x = 6,300,637,028.16
  5. Step 5: Solve for x
    x = 6,300,637,028.16/112,285.60
  6. Step 6: Final answer
    x = 56,112.60

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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.