Home / 238,749.72-357,810.66-98,430.36

Finding the Fourth Proportional to 238,749.72, 357,810.66 and 98,430.36

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Solution

The fourth proportional to 238,749.72, 357,810.66 and 98,430.36 is: 147,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,749.72 : 357,810.66 = 98,430.36 : x
  2. Step 2: Convert to fraction form
    238,749.72/357,810.66 = 98,430.36/x
  3. Step 3: Cross multiply
    238,749.72x = 357,810.66 × 98,430.36
  4. Step 4: Simplify right side
    238,749.72x = 35,219,432,075.64
  5. Step 5: Solve for x
    x = 35,219,432,075.64/238,749.72
  6. Step 6: Final answer
    x = 147,516.12

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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.