Home / 98,585.10-147,877.65-97,710.30

Finding the Fourth Proportional to 98,585.10, 147,877.65 and 97,710.30

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Solution

The fourth proportional to 98,585.10, 147,877.65 and 97,710.30 is: 146,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,585.10 : 147,877.65 = 97,710.30 : x
  2. Step 2: Convert to fraction form
    98,585.10/147,877.65 = 97,710.30/x
  3. Step 3: Cross multiply
    98,585.10x = 147,877.65 × 97,710.30
  4. Step 4: Simplify right side
    98,585.10x = 14,449,169,544.80
  5. Step 5: Solve for x
    x = 14,449,169,544.80/98,585.10
  6. Step 6: Final answer
    x = 146,565.45

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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.