Home / 212,111.10-292,714.08-116,623.86

Finding the Fourth Proportional to 212,111.10, 292,714.08 and 116,623.86

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Solution

The fourth proportional to 212,111.10, 292,714.08 and 116,623.86 is: 160,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,111.10 : 292,714.08 = 116,623.86 : x
  2. Step 2: Convert to fraction form
    212,111.10/292,714.08 = 116,623.86/x
  3. Step 3: Cross multiply
    212,111.10x = 292,714.08 × 116,623.86
  4. Step 4: Simplify right side
    212,111.10x = 34,137,445,885.95
  5. Step 5: Solve for x
    x = 34,137,445,885.95/212,111.10
  6. Step 6: Final answer
    x = 160,941.35

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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.