Home / 62,720.02-86,547.10-35,499.16

Finding the Fourth Proportional to 62,720.02, 86,547.10 and 35,499.16

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Solution

The fourth proportional to 62,720.02, 86,547.10 and 35,499.16 is: 48,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,720.02 : 86,547.10 = 35,499.16 : x
  2. Step 2: Convert to fraction form
    62,720.02/86,547.10 = 35,499.16/x
  3. Step 3: Cross multiply
    62,720.02x = 86,547.10 × 35,499.16
  4. Step 4: Simplify right side
    62,720.02x = 3,072,348,917.70
  5. Step 5: Solve for x
    x = 3,072,348,917.70/62,720.02
  6. Step 6: Final answer
    x = 48,985.14

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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.