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Finding the Fourth Proportional to 64,670.34, 97,612.90 and 64,670.34

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Solution

The fourth proportional to 64,670.34, 97,612.90 and 64,670.34 is: 97,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,670.34 : 97,612.90 = 64,670.34 : x
  2. Step 2: Convert to fraction form
    64,670.34/97,612.90 = 64,670.34/x
  3. Step 3: Cross multiply
    64,670.34x = 97,612.90 × 64,670.34
  4. Step 4: Simplify right side
    64,670.34x = 6,312,659,512.22
  5. Step 5: Solve for x
    x = 6,312,659,512.22/64,670.34
  6. Step 6: Final answer
    x = 97,612.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.