Home / 70,397.06-105,577.07-26,036.51

Finding the Fourth Proportional to 70,397.06, 105,577.07 and 26,036.51

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Solution

The fourth proportional to 70,397.06, 105,577.07 and 26,036.51 is: 39,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,397.06 : 105,577.07 = 26,036.51 : x
  2. Step 2: Convert to fraction form
    70,397.06/105,577.07 = 26,036.51/x
  3. Step 3: Cross multiply
    70,397.06x = 105,577.07 × 26,036.51
  4. Step 4: Simplify right side
    70,397.06x = 2,748,857,780.76
  5. Step 5: Solve for x
    x = 2,748,857,780.76/70,397.06
  6. Step 6: Final answer
    x = 39,047.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.