Home / 255,091.60-382,637.40-97,325.20

Finding the Fourth Proportional to 255,091.60, 382,637.40 and 97,325.20

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Solution

The fourth proportional to 255,091.60, 382,637.40 and 97,325.20 is: 145,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,091.60 : 382,637.40 = 97,325.20 : x
  2. Step 2: Convert to fraction form
    255,091.60/382,637.40 = 97,325.20/x
  3. Step 3: Cross multiply
    255,091.60x = 382,637.40 × 97,325.20
  4. Step 4: Simplify right side
    255,091.60x = 37,240,261,482.48
  5. Step 5: Solve for x
    x = 37,240,261,482.48/255,091.60
  6. Step 6: Final answer
    x = 145,987.80

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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.