Home / 211,880.42-292,323.60-119,987.14

Finding the Fourth Proportional to 211,880.42, 292,323.60 and 119,987.14

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Solution

The fourth proportional to 211,880.42, 292,323.60 and 119,987.14 is: 165,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,880.42 : 292,323.60 = 119,987.14 : x
  2. Step 2: Convert to fraction form
    211,880.42/292,323.60 = 119,987.14/x
  3. Step 3: Cross multiply
    211,880.42x = 292,323.60 × 119,987.14
  4. Step 4: Simplify right side
    211,880.42x = 35,075,072,718.50
  5. Step 5: Solve for x
    x = 35,075,072,718.50/211,880.42
  6. Step 6: Final answer
    x = 165,541.83

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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.