Home / 155,574.90-233,374.59-76,646.07

Finding the Fourth Proportional to 155,574.90, 233,374.59 and 76,646.07

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Solution

The fourth proportional to 155,574.90, 233,374.59 and 76,646.07 is: 114,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,574.90 : 233,374.59 = 76,646.07 : x
  2. Step 2: Convert to fraction form
    155,574.90/233,374.59 = 76,646.07/x
  3. Step 3: Cross multiply
    155,574.90x = 233,374.59 × 76,646.07
  4. Step 4: Simplify right side
    155,574.90x = 17,887,245,161.36
  5. Step 5: Solve for x
    x = 17,887,245,161.36/155,574.90
  6. Step 6: Final answer
    x = 114,975.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.