Home / 110,095.06-151,931.47-64,774.75

Finding the Fourth Proportional to 110,095.06, 151,931.47 and 64,774.75

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Solution

The fourth proportional to 110,095.06, 151,931.47 and 64,774.75 is: 89,389.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,095.06 : 151,931.47 = 64,774.75 : x
  2. Step 2: Convert to fraction form
    110,095.06/151,931.47 = 64,774.75/x
  3. Step 3: Cross multiply
    110,095.06x = 151,931.47 × 64,774.75
  4. Step 4: Simplify right side
    110,095.06x = 9,841,322,986.38
  5. Step 5: Solve for x
    x = 9,841,322,986.38/110,095.06
  6. Step 6: Final answer
    x = 89,389.32

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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.