Home / 242,416.23-334,533.56-134,987.55

Finding the Fourth Proportional to 242,416.23, 334,533.56 and 134,987.55

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Solution

The fourth proportional to 242,416.23, 334,533.56 and 134,987.55 is: 186,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,416.23 : 334,533.56 = 134,987.55 : x
  2. Step 2: Convert to fraction form
    242,416.23/334,533.56 = 134,987.55/x
  3. Step 3: Cross multiply
    242,416.23x = 334,533.56 × 134,987.55
  4. Step 4: Simplify right side
    242,416.23x = 45,157,864,982.24
  5. Step 5: Solve for x
    x = 45,157,864,982.24/242,416.23
  6. Step 6: Final answer
    x = 186,282.35

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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.