Home / 145,975,275.98-201,424,211.55-88,659,143

Finding the Fourth Proportional to 145,975,275.98, 201,424,211.55 and 88,659,143

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Solution

The fourth proportional to 145,975,275.98, 201,424,211.55 and 88,659,143 is: 122,336,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,975,275.98 : 201,424,211.55 = 88,659,143 : x
  2. Step 2: Convert to fraction form
    145,975,275.98/201,424,211.55 = 88,659,143/x
  3. Step 3: Cross multiply
    145,975,275.98x = 201,424,211.55 × 88,659,143
  4. Step 4: Simplify right side
    145,975,275.98x = 17,858,097,975,473,702
  5. Step 5: Solve for x
    x = 17,858,097,975,473,702/145,975,275.98
  6. Step 6: Final answer
    x = 122,336,456.33

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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.