Home / 175,968.48-242,816.40-100,502.40

Finding the Fourth Proportional to 175,968.48, 242,816.40 and 100,502.40

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Solution

The fourth proportional to 175,968.48, 242,816.40 and 100,502.40 is: 138,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,968.48 : 242,816.40 = 100,502.40 : x
  2. Step 2: Convert to fraction form
    175,968.48/242,816.40 = 100,502.40/x
  3. Step 3: Cross multiply
    175,968.48x = 242,816.40 × 100,502.40
  4. Step 4: Simplify right side
    175,968.48x = 24,403,630,959.36
  5. Step 5: Solve for x
    x = 24,403,630,959.36/175,968.48
  6. Step 6: Final answer
    x = 138,681.83

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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.