Home / 88,710.40-133,065.60-58,772.80

Finding the Fourth Proportional to 88,710.40, 133,065.60 and 58,772.80

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Solution

The fourth proportional to 88,710.40, 133,065.60 and 58,772.80 is: 88,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,710.40 : 133,065.60 = 58,772.80 : x
  2. Step 2: Convert to fraction form
    88,710.40/133,065.60 = 58,772.80/x
  3. Step 3: Cross multiply
    88,710.40x = 133,065.60 × 58,772.80
  4. Step 4: Simplify right side
    88,710.40x = 7,820,637,895.68
  5. Step 5: Solve for x
    x = 7,820,637,895.68/88,710.40
  6. Step 6: Final answer
    x = 88,159.20

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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.