Home / 112,946.06-155,865.67-62,645.06

Finding the Fourth Proportional to 112,946.06, 155,865.67 and 62,645.06

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Solution

The fourth proportional to 112,946.06, 155,865.67 and 62,645.06 is: 86,450.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,946.06 : 155,865.67 = 62,645.06 : x
  2. Step 2: Convert to fraction form
    112,946.06/155,865.67 = 62,645.06/x
  3. Step 3: Cross multiply
    112,946.06x = 155,865.67 × 62,645.06
  4. Step 4: Simplify right side
    112,946.06x = 9,764,214,482.14
  5. Step 5: Solve for x
    x = 9,764,214,482.14/112,946.06
  6. Step 6: Final answer
    x = 86,450.24

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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.