Home / 238,567.48-357,852.78-70,087.12

Finding the Fourth Proportional to 238,567.48, 357,852.78 and 70,087.12

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Solution

The fourth proportional to 238,567.48, 357,852.78 and 70,087.12 is: 105,131.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,567.48 : 357,852.78 = 70,087.12 : x
  2. Step 2: Convert to fraction form
    238,567.48/357,852.78 = 70,087.12/x
  3. Step 3: Cross multiply
    238,567.48x = 357,852.78 × 70,087.12
  4. Step 4: Simplify right side
    238,567.48x = 25,080,870,734.19
  5. Step 5: Solve for x
    x = 25,080,870,734.19/238,567.48
  6. Step 6: Final answer
    x = 105,131.14

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1.5x scale

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.