Home / 113,845.22-157,207.52-70,898.46

Finding the Fourth Proportional to 113,845.22, 157,207.52 and 70,898.46

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Solution

The fourth proportional to 113,845.22, 157,207.52 and 70,898.46 is: 97,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,845.22 : 157,207.52 = 70,898.46 : x
  2. Step 2: Convert to fraction form
    113,845.22/157,207.52 = 70,898.46/x
  3. Step 3: Cross multiply
    113,845.22x = 157,207.52 × 70,898.46
  4. Step 4: Simplify right side
    113,845.22x = 11,145,771,068.42
  5. Step 5: Solve for x
    x = 11,145,771,068.42/113,845.22
  6. Step 6: Final answer
    x = 97,902.85

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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.