Home / 175,987.22-242,798.72-115,590.60

Finding the Fourth Proportional to 175,987.22, 242,798.72 and 115,590.60

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Solution

The fourth proportional to 175,987.22, 242,798.72 and 115,590.60 is: 159,473.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,987.22 : 242,798.72 = 115,590.60 : x
  2. Step 2: Convert to fraction form
    175,987.22/242,798.72 = 115,590.60/x
  3. Step 3: Cross multiply
    175,987.22x = 242,798.72 × 115,590.60
  4. Step 4: Simplify right side
    175,987.22x = 28,065,249,146.08
  5. Step 5: Solve for x
    x = 28,065,249,146.08/175,987.22
  6. Step 6: Final answer
    x = 159,473.23

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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.