Home / 94,174.36-130,075.74-70,406.68

Finding the Fourth Proportional to 94,174.36, 130,075.74 and 70,406.68

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Solution

The fourth proportional to 94,174.36, 130,075.74 and 70,406.68 is: 97,247.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,174.36 : 130,075.74 = 70,406.68 : x
  2. Step 2: Convert to fraction form
    94,174.36/130,075.74 = 70,406.68/x
  3. Step 3: Cross multiply
    94,174.36x = 130,075.74 × 70,406.68
  4. Step 4: Simplify right side
    94,174.36x = 9,158,201,001.94
  5. Step 5: Solve for x
    x = 9,158,201,001.94/94,174.36
  6. Step 6: Final answer
    x = 97,247.29

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1.5x scale

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.