Home / 242,506.90-334,642.35-133,606.45

Finding the Fourth Proportional to 242,506.90, 334,642.35 and 133,606.45

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Solution

The fourth proportional to 242,506.90, 334,642.35 and 133,606.45 is: 184,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,506.90 : 334,642.35 = 133,606.45 : x
  2. Step 2: Convert to fraction form
    242,506.90/334,642.35 = 133,606.45/x
  3. Step 3: Cross multiply
    242,506.90x = 334,642.35 × 133,606.45
  4. Step 4: Simplify right side
    242,506.90x = 44,710,376,403.16
  5. Step 5: Solve for x
    x = 44,710,376,403.16/242,506.90
  6. Step 6: Final answer
    x = 184,367.44

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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.