Home / 109,683.40-164,411.70-59,657.80

Finding the Fourth Proportional to 109,683.40, 164,411.70 and 59,657.80

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Solution

The fourth proportional to 109,683.40, 164,411.70 and 59,657.80 is: 89,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,683.40 : 164,411.70 = 59,657.80 : x
  2. Step 2: Convert to fraction form
    109,683.40/164,411.70 = 59,657.80/x
  3. Step 3: Cross multiply
    109,683.40x = 164,411.70 × 59,657.80
  4. Step 4: Simplify right side
    109,683.40x = 9,808,440,316.26
  5. Step 5: Solve for x
    x = 9,808,440,316.26/109,683.40
  6. Step 6: Final answer
    x = 89,425.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.