Home / 248,017.90-342,263.01-134,840.65

Finding the Fourth Proportional to 248,017.90, 342,263.01 and 134,840.65

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Solution

The fourth proportional to 248,017.90, 342,263.01 and 134,840.65 is: 186,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,017.90 : 342,263.01 = 134,840.65 : x
  2. Step 2: Convert to fraction form
    248,017.90/342,263.01 = 134,840.65/x
  3. Step 3: Cross multiply
    248,017.90x = 342,263.01 × 134,840.65
  4. Step 4: Simplify right side
    248,017.90x = 46,150,966,389.35
  5. Step 5: Solve for x
    x = 46,150,966,389.35/248,017.90
  6. Step 6: Final answer
    x = 186,079.18

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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.