Home / 153,318.95-229,988.15-48,142.07

Finding the Fourth Proportional to 153,318.95, 229,988.15 and 48,142.07

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Solution

The fourth proportional to 153,318.95, 229,988.15 and 48,142.07 is: 72,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,318.95 : 229,988.15 = 48,142.07 : x
  2. Step 2: Convert to fraction form
    153,318.95/229,988.15 = 48,142.07/x
  3. Step 3: Cross multiply
    153,318.95x = 229,988.15 × 48,142.07
  4. Step 4: Simplify right side
    153,318.95x = 11,072,104,225.82
  5. Step 5: Solve for x
    x = 11,072,104,225.82/153,318.95
  6. Step 6: Final answer
    x = 72,216.15

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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.