Home / 70,838.12-97,665.80-58,044.18

Finding the Fourth Proportional to 70,838.12, 97,665.80 and 58,044.18

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Solution

The fourth proportional to 70,838.12, 97,665.80 and 58,044.18 is: 80,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,838.12 : 97,665.80 = 58,044.18 : x
  2. Step 2: Convert to fraction form
    70,838.12/97,665.80 = 58,044.18/x
  3. Step 3: Cross multiply
    70,838.12x = 97,665.80 × 58,044.18
  4. Step 4: Simplify right side
    70,838.12x = 5,668,931,275.04
  5. Step 5: Solve for x
    x = 5,668,931,275.04/70,838.12
  6. Step 6: Final answer
    x = 80,026.56

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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.