Home / 110,485.47-152,465.03-64,549.37

Finding the Fourth Proportional to 110,485.47, 152,465.03 and 64,549.37

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Solution

The fourth proportional to 110,485.47, 152,465.03 and 64,549.37 is: 89,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,485.47 : 152,465.03 = 64,549.37 : x
  2. Step 2: Convert to fraction form
    110,485.47/152,465.03 = 64,549.37/x
  3. Step 3: Cross multiply
    110,485.47x = 152,465.03 × 64,549.37
  4. Step 4: Simplify right side
    110,485.47x = 9,841,521,633.53
  5. Step 5: Solve for x
    x = 9,841,521,633.53/110,485.47
  6. Step 6: Final answer
    x = 89,075.26

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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.