Home / 242,613.40-334,807.82-140,699.30

Finding the Fourth Proportional to 242,613.40, 334,807.82 and 140,699.30

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Solution

The fourth proportional to 242,613.40, 334,807.82 and 140,699.30 is: 194,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,613.40 : 334,807.82 = 140,699.30 : x
  2. Step 2: Convert to fraction form
    242,613.40/334,807.82 = 140,699.30/x
  3. Step 3: Cross multiply
    242,613.40x = 334,807.82 × 140,699.30
  4. Step 4: Simplify right side
    242,613.40x = 47,107,225,908.53
  5. Step 5: Solve for x
    x = 47,107,225,908.53/242,613.40
  6. Step 6: Final answer
    x = 194,165.80

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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.