Home / 70,634.06-97,502.77-42,334.28

Finding the Fourth Proportional to 70,634.06, 97,502.77 and 42,334.28

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Solution

The fourth proportional to 70,634.06, 97,502.77 and 42,334.28 is: 58,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,634.06 : 97,502.77 = 42,334.28 : x
  2. Step 2: Convert to fraction form
    70,634.06/97,502.77 = 42,334.28/x
  3. Step 3: Cross multiply
    70,634.06x = 97,502.77 × 42,334.28
  4. Step 4: Simplify right side
    70,634.06x = 4,127,709,565.96
  5. Step 5: Solve for x
    x = 4,127,709,565.96/70,634.06
  6. Step 6: Final answer
    x = 58,437.95

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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.