Home / 110,044.79-151,862.45-64,724.69

Finding the Fourth Proportional to 110,044.79, 151,862.45 and 64,724.69

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Solution

The fourth proportional to 110,044.79, 151,862.45 and 64,724.69 is: 89,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,044.79 : 151,862.45 = 64,724.69 : x
  2. Step 2: Convert to fraction form
    110,044.79/151,862.45 = 64,724.69/x
  3. Step 3: Cross multiply
    110,044.79x = 151,862.45 × 64,724.69
  4. Step 4: Simplify right side
    110,044.79x = 9,829,249,675.27
  5. Step 5: Solve for x
    x = 9,829,249,675.27/110,044.79
  6. Step 6: Final answer
    x = 89,320.45

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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.