Home / 152,210.48-210,036.11-103,052.07

Finding the Fourth Proportional to 152,210.48, 210,036.11 and 103,052.07

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Solution

The fourth proportional to 152,210.48, 210,036.11 and 103,052.07 is: 142,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,210.48 : 210,036.11 = 103,052.07 : x
  2. Step 2: Convert to fraction form
    152,210.48/210,036.11 = 103,052.07/x
  3. Step 3: Cross multiply
    152,210.48x = 210,036.11 × 103,052.07
  4. Step 4: Simplify right side
    152,210.48x = 21,644,655,394.99
  5. Step 5: Solve for x
    x = 21,644,655,394.99/152,210.48
  6. Step 6: Final answer
    x = 142,202.14

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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.