Home / 282,875.04-390,367.08-162,055.44

Finding the Fourth Proportional to 282,875.04, 390,367.08 and 162,055.44

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Solution

The fourth proportional to 282,875.04, 390,367.08 and 162,055.44 is: 223,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,875.04 : 390,367.08 = 162,055.44 : x
  2. Step 2: Convert to fraction form
    282,875.04/390,367.08 = 162,055.44/x
  3. Step 3: Cross multiply
    282,875.04x = 390,367.08 × 162,055.44
  4. Step 4: Simplify right side
    282,875.04x = 63,261,108,910.92
  5. Step 5: Solve for x
    x = 63,261,108,910.92/282,875.04
  6. Step 6: Final answer
    x = 223,636.23

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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.