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Finding the Fourth Proportional to 70,693.20, 97,602.30 and 46,852.20

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Solution

The fourth proportional to 70,693.20, 97,602.30 and 46,852.20 is: 64,686.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,693.20 : 97,602.30 = 46,852.20 : x
  2. Step 2: Convert to fraction form
    70,693.20/97,602.30 = 46,852.20/x
  3. Step 3: Cross multiply
    70,693.20x = 97,602.30 × 46,852.20
  4. Step 4: Simplify right side
    70,693.20x = 4,572,882,480.06
  5. Step 5: Solve for x
    x = 4,572,882,480.06/70,693.20
  6. Step 6: Final answer
    x = 64,686.31

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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.