Home / 94,470.93-130,261.73-70,557.21

Finding the Fourth Proportional to 94,470.93, 130,261.73 and 70,557.21

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Solution

The fourth proportional to 94,470.93, 130,261.73 and 70,557.21 is: 97,288.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,470.93 : 130,261.73 = 70,557.21 : x
  2. Step 2: Convert to fraction form
    94,470.93/130,261.73 = 70,557.21/x
  3. Step 3: Cross multiply
    94,470.93x = 130,261.73 × 70,557.21
  4. Step 4: Simplify right side
    94,470.93x = 9,190,903,885.79
  5. Step 5: Solve for x
    x = 9,190,903,885.79/94,470.93
  6. Step 6: Final answer
    x = 97,288.17

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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.