Home / 97,026.81-133,852.74-70,126.71

Finding the Fourth Proportional to 97,026.81, 133,852.74 and 70,126.71

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Solution

The fourth proportional to 97,026.81, 133,852.74 and 70,126.71 is: 96,742.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,026.81 : 133,852.74 = 70,126.71 : x
  2. Step 2: Convert to fraction form
    97,026.81/133,852.74 = 70,126.71/x
  3. Step 3: Cross multiply
    97,026.81x = 133,852.74 × 70,126.71
  4. Step 4: Simplify right side
    97,026.81x = 9,386,652,280.69
  5. Step 5: Solve for x
    x = 9,386,652,280.69/97,026.81
  6. Step 6: Final answer
    x = 96,742.87

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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.