Home / 86,916.47-119,952.36-48,675.41

Finding the Fourth Proportional to 86,916.47, 119,952.36 and 48,675.41

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Solution

The fourth proportional to 86,916.47, 119,952.36 and 48,675.41 is: 67,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,916.47 : 119,952.36 = 48,675.41 : x
  2. Step 2: Convert to fraction form
    86,916.47/119,952.36 = 48,675.41/x
  3. Step 3: Cross multiply
    86,916.47x = 119,952.36 × 48,675.41
  4. Step 4: Simplify right side
    86,916.47x = 5,838,729,703.71
  5. Step 5: Solve for x
    x = 5,838,729,703.71/86,916.47
  6. Step 6: Final answer
    x = 67,176.34

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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.