Home / 289,095.02-433,457.58-139,036.46

Finding the Fourth Proportional to 289,095.02, 433,457.58 and 139,036.46

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Solution

The fourth proportional to 289,095.02, 433,457.58 and 139,036.46 is: 208,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,095.02 : 433,457.58 = 139,036.46 : x
  2. Step 2: Convert to fraction form
    289,095.02/433,457.58 = 139,036.46/x
  3. Step 3: Cross multiply
    289,095.02x = 433,457.58 × 139,036.46
  4. Step 4: Simplify right side
    289,095.02x = 60,266,407,483.37
  5. Step 5: Solve for x
    x = 60,266,407,483.37/289,095.02
  6. Step 6: Final answer
    x = 208,465.74

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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.