Home / 155,994.04-215,271.93-84,374.16

Finding the Fourth Proportional to 155,994.04, 215,271.93 and 84,374.16

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Solution

The fourth proportional to 155,994.04, 215,271.93 and 84,374.16 is: 116,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,994.04 : 215,271.93 = 84,374.16 : x
  2. Step 2: Convert to fraction form
    155,994.04/215,271.93 = 84,374.16/x
  3. Step 3: Cross multiply
    155,994.04x = 215,271.93 × 84,374.16
  4. Step 4: Simplify right side
    155,994.04x = 18,163,388,265.33
  5. Step 5: Solve for x
    x = 18,163,388,265.33/155,994.04
  6. Step 6: Final answer
    x = 116,436.42

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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.